sierra 2008 a 5/16/07 7:49 am page 2 - gmc...light brake system warning light (parking brake set)...

Congratulations on your purchase of a GMC Sierra. Please read this information about your vehicle’s features andyour Owner Manual to ensure an outstanding ownership experience. Note that your vehicle may not include all thefeatures described in this booklet. Keep this booklet with your Owner Manual for easy reference.

DRIVER INFORMATIONInstrument Panels . . . . . . . . . . . . .2Instrument Panel Cluster . . . . . . .4Vehicle Symbols . . . . . . . . . . . . . . .5Voltmeter Operation . . . . . . . . . . . .5Driver Information Center . . . . . .5

SAFETY & SECURITYRemote Keyless Entry . . . . . . . . . .7Content Theft-Deterrent System . .7OnStar® . . . . . . . . . . . . . . . . . . . . . .8

COMFORT Power Seat Controls . . . . . . . . . . .8Heated Seats . . . . . . . . . . . . . . . . . .8Memory Settings . . . . . . . . . . . . . .9Adjustable Pedals . . . . . . . . . . . . .9Automatic Climate Controls . . . . .9

ENTERTAINMENTAudio System Features . . . . . . . .10Multiple-Disc CD Player . . . . . . . .13Touch Screen NavigationEntertainment System . . . . . . . . .13

XM® Satellite Radio . . . . . . . . . . .13Rear Seat Audio and DVD RearSeat Entertainment Systems . . .14Audio Steering Wheel Controls .14

CONVENIENCERemote Vehicle Start . . . . . . . . . .15Cruise Control . . . . . . . . . . . . . . .16Rainsense™ II Windshield Wipers . . . . . . . . . . . . . . . . . . . . . .16Heated Windshield Washer Fluid . . . . . . . . . . . . . . . . . . . . . . . .17Automatic Headlamp System and Interior Lamps . . . . . . . . . . . .17Sunroof . . . . . . . . . . . . . . . . . . . . .17Power Sliding Rear Window . . . .18Ultrasonic Rear Parking Assist .18Universal Home Remote . . . . . . .19Automatic Dimming RearviewMirror with OnStar®, Compass and Temperature Display . . . . . .19Power Foldaway Mirrors . . . . . . .19

Trailer-Tow Mirrors . . . . . . . . . . . .20Folding the Rear Seat . . . . . . . . .20Cargo Management System . . . .20

PERFORMANCE & MAINTENANCE 6-Speed Automatic Transmission Controls . . . . . . . .21StabiliTrak® – Stability ControlSystem . . . . . . . . . . . . . . . . . . . . .21Tire Pressure Monitor . . . . . . . . .21Integrated Trailer Brake ControlSystem . . . . . . . . . . . . . . . . . . . . .22Tighten Gas Cap Message . . . . .22FlexFuel (E85) – Yellow Gas Cap 22Resetting the Engine Oil LifeSystem . . . . . . . . . . . . . . . . . . . . .23

OWNER INFORMATIONSierra Accessories . . . . . . . . . . . .23Roadside Assistance . . . . . . . . . .24My GMLink . . . . . . . . . . . . . . . . . .24

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Getting to Know Your Sierra2

A. Air OutletsB. Driver Information Center

ControlsC. Turn Signal/Multifunction

LeverD. Instrument Panel ClusterE. Shift LeverF. Tow/Haul Selector Button

(if equipped)G. Audio System/Navigation

Entertainment System (if equipped)

H. Upper StorageCompartment

See Section 3 of your Owner Manual.

DRIVER INFORMATION

Instrument Panel (Pure Pickup model)

I. Exterior Lamps ControlJ. Dome Lamp Override

Button/Fog LampButton/InstrumentPanel Brightness Knob

K. Cruise Control ButtonsL. Tilt Steering Wheel

Lever M. HornN. Audio Steering Wheel

Controls (if equipped)O. Transfer Case Control

(if equipped)

P. Accessory PowerOutlets

Q. Adjustable PedalsSwitch (if equipped)

R. Ultrasonic RearParking Assist Button(if equipped)

S. StabiliTrak Button (if equipped)

T. Heated WindshieldWasher Fluid Button(if equipped)

U. Climate ControlsV. Glove Box

A B D E F A G

I J K L M N O P Q

A

R

C H

S T UP

A

V

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A. Air OutletsB. Turn Signal/Multifunction

LeverC. Instrument Panel ClusterD. Shift LeverE. Tow/Haul Selector Button

(if equipped)F. Driver Information Center

ControlsG. Audio System/Navigation

Entertainment System (if equipped)

H. Exterior Lamps Control

Instrument Panel (Premium model)

A B D E F A AGC

H I J L M N O P UQ R S TOK

I. Dome Lamp OverrideButton/Fog LampButton/InstrumentPanel Brightness Knob

J. Transfer Case Control (if equipped)

K. Cruise Control ButtonsL. Tilt Steering Wheel

Lever M. HornN. Audio Steering Wheel

Controls

O. Accessory PowerOutlets

P. Adjustable PedalsSwitch (if equipped)

Q. Ultrasonic RearParking Assist Button(if equipped)

R. StabiliTrak Button (if equipped)

S. Heated WindshieldWasher Fluid Button(if equipped)

T. Climate ControlsU. Glove Box

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Your vehicle’s instrument panel isequipped with this cluster or one verysimilar to it. The instrument clusterincludes these key features:A. Oil Pressure Gauge (if equipped)B. Fuel Gauge*C. Driver Information Center/OdometerD. TachometerE. SpeedometerF. Engine Coolant Temperature GaugeG. Voltmeter (if equipped)

*Diesel Engine only: If ULTRA LOWSULFUR DIESEL FUEL ONLY appearson the fuel gauge, your vehicle is

equipped with a Diesel ParticulateFilter Emissions System. Maintenancemessages may appear in your DriverInformation Center regarding thissystem. See your Diesel Engine OwnerManual for more information.


Note: The instrument cluster is designedto let you know about many importantaspects of your vehicle’s operation. It isimportant to read your Owner Manualand become familiar with the informationbeing relayed to you by the lights,gauges and indicators, as well as whataction can be taken to ensure safetyand to prevent damage.

Diesel engine cluster shown.Instrument Panel Cluster

A B C E F GD

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Following are examples of symbols youmay find on your vehicle. It is importantto become familiar with them, as theyalert you to various vehicle operatingconditions.

Air Bag Readiness Light

Air Conditioning (A/C)

Antilock Brake System WarningLight

Brake System Warning Light(Parking Brake Set)

Cruise Control Set Light

Four-Wheel Drive Light(Manual Transmission only)

Headlamps

Heated Mirrors

Malfunction Indicator Lamp(Check Engine Light)

Off

On/Off

On

Rear Window Defogger

Safety Belt Reminder Light

Security Light

StabiliTrak Warning Light

Tire Pressure Warning Light

Tow/Haul Mode Light

Ultrasonic Rear Parking Assist

Voltmeter Operation

The voltmeter shows the condition of thevehicle’s charging system. The systemis designed to regulate voltage output tohelp improve fuel economy and extendbattery life. Normal system operationreadings may fluctuate (as indicated bythe blue area in the illustration above)based on vehicle operation, includingthe number of electrical accessoriesbeing operated and engine speed.See Section 3 of your Owner Manual.

Vehicle Symbols

Driver Information Center

Your vehicle’s Driver Information Center(DIC) provides vehicle information, vehi-cle feature customization (if equipped),and vehicle warning messages. The DICmessages will be shown on the instru-ment panel cluster display.

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DIC Controls (if equipped)The following DICcontrols are locat-ed on the left orright side (depend-ing on model) ofthe instrumentpanel cluster:

(Trip/Fuel):Press this buttonto display the following trip and fuelinformation:• Odometer• Trip Odometer• Fuel Range• Average Economy• Fuel Used• Timer• Transmission Temperature• Instantaneous Economy (if equipped)• Active Fuel Management™

(if equipped)(Vehicle Information): Press this

button to display the following vehicleinformation:• Oil Life• Display Units (English/Metric)• Tire Pressure (if equipped)• Trailer Gain and Output (if equipped)• Engine Hours• Tire Pressure System Programming

(if equipped)• Remote Keyless Entry Programming

(Customization): Press this buttonto scroll through the following custom-ization features:

• Display Language• Auto Door Lock• Auto Door Unlock• Remote Door Lock• Remote Door Unlock• Delay Door Lock• Exit Lighting• Approach Lighting• Chime Volume• Park Tilt Mirrors (if equipped)• Easy Exit Seat (if equipped)• Memory Seat Recall (if equipped)• Remote Start (if equipped)• Factory Settings• Exit Feature Settings

(Set/Reset): Press this button to setor reset DIC information while it is dis-played or to acknowledge a warningmessage.Customization SettingsTo customize features:1. With the vehicle in Park, turn on the

ignition.2. Press the (Customization) button

to display available customizationfeatures.

3. With the desired customizationfeature displayed, press the (Set/Reset) button to access thefeature settings.

4. Press the button to scroll throughthe available settings.

5. With the desired setting displayed,press the button to select it.

6. Press the button to scroll to thenext feature.

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7. To exit the Feature Settings menu,press the button until EXITFEATURE SETTINGS is displayedand then press the button; orpress the button or the button.

Warnings and MessagesThe DIC provides a variety of vehiclewarning messages (depending onoptional equipment) if a problem issensed in a vehicle system. To acknowl-edge a message and clear it from thedisplay, press the (Set/Reset) button.Some urgent messages cannot becleared from the DIC display. If you have a current OnStar subscrip-tion, and a warning message appears,you can press the OnStar button andspeak to an OnStar Advisor. In manyvehicles, OnStar Advisors can accesscertain diagnostic information and cantell you how serious the problem is andwhat you should do about it.


Note: Your vehicle’s warnings and mes-sages provide critical information thatcan prevent damage to your vehicle.Review your Owner Manual to becomefamiliar with the information displayedand the action required.

Remote Keyless Entry (if equipped)

SAFETY & SECURITY

The RemoteKeyless Entry (RKE)transmitter includesthe followingfunctions:

(Remote Vehicle Start) (ifequipped): This feature can be used tostart the engine from outside the vehicle.(See Remote Vehicle Start.)

(Lock): Press this button to lock allthe doors. RKE feedback (light flashand/or horn chirp) can be programmedusing the DIC.

(Unlock): Press this button to unlockthe driver’s door. Press it again withinfive seconds to unlock all remainingdoors. RKE feedback (light flash) canbe programmed using the DIC.

(Vehicle Locator/Panic Alarm):Press this button to locate your vehicle.The turn signal lamps will flash and thehorn will sound three times. Press and hold the button to activate thepanic alarm. The turn signal lamps willflash and the horn will sound for 30 sec-onds. Press the button again or turn theignition to Run to cancel the alarm.


Content Theft-Deterrent System(if equipped with RKE)

To arm the content theft-deterrentalarm system, lock the doors using theRemote Keyless Entry (RKE) transmit-ter. The security light on the instrumentpanel cluster will flash for approximately30 seconds to indicate the alarm is acti-vated. To disarm the system, unlock thedoors using the RKE transmitter. The alarm system will not be armed ordisarmed if the doors are locked orunlocked with a key or the manualdoor lock.See Section 2 of your Owner Manual.

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The following power seat controls arelocated on the outboard side of thedriver and front passenger seats:

Your vehicle may feature the OnStarSafe & Sound Plan or the uplevelOnStar Directions & Connections Plan,with one year of OnStar service from thedate you purchased your new vehicle.OnStar offers a variety of capabilities,such as Remote Door Unlock, AutomaticAirbag Notification, and Hands-FreeCalling. In addition, most vehicles canget driving directions using a systemcalled Turn-by-Turn Navigation. OnStarAdvisors can send a planned route toyour vehicle and, as you approach aturn, instructions play over your vehiclespeakers. Press the OnStar button toask an OnStar Advisor about the serviceplan you have or to upgrade your plan.For more information, refer to yourOnStar Owner’s Guide, call 1-888-4ONSTAR (1-888-466-7827), or visitonstar.com.See Section 2 of your Owner Manual

OnStar® (if equipped)

Power Seat Controls (if equipped)

COMFORT

A

B

C

Power Seat: Use the horizontal control(A) to move the seat forward/rearwardand up/down as well as to raise/lowerthe front or rear of the seat cushion.Power Recline (if equipped): Use thevertical control (B) to recline/raise theseatback.Power Lumbar (if equipped): Use theround control (C) to increase/decreaselumbar support and to raise/lower theposition of the support.See Section 1 of your Owner Manual.

The followingheated seatcontrols arelocated on thefront doors:

(HeatedSeatback):Press the topbutton to turnon the heated seatback.

(Heated Seat/Seatback): Press thebottom button to turn on the heated seatand seatback.Continue to press the desired button tocycle through the temperature settingsof High (three indicator lights), Medium(two indicator lights), Low (one indicatorlight) and Off (all indicator lights are off). Heated seat operation is canceled eachtime the ignition is turned off.See Section 1 of your Owner Manual.

Heated Seats (if equipped)

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Memory Settings (if equipped)

The memory buttons are located on thedriver’s door next to the heated seatcontrols. Settings can be programmedfor the driver’s seat, the outside mirrorsand the adjustable pedals (if equipped)for two drivers.To save memory settings:1. Adjust the driver’s seat, outside

mirrors and pedals to a comfortableposition.

2. Press and hold button 1 or 2 until twobeeps sound.

3. Repeat these steps for a seconddriver using the other memory button.

To recall the settings, press memorybutton 1 or 2 with the vehicle in Park. Ifthe Remote Keyless Entry transmitter isused to enter the vehicle and the memo-ry seat recall feature is on (see DriverInformation Center), the settings will berecalled automatically. Easy Exit SeatThe easy exit seat button is locatedbetween the two memory buttons. Pressthe exit button, with the vehicle in Park,to move the driver’s seat to the exitposition.If the easy exit seat feature is on (seeDriver Information Center), automaticseat movement will occur when the keyis removed from the ignition.See Section 1 of your Owner Manual.

The accelerator and brake pedals canbe adjusted to a comfortable and safeoperating position by using theadjustable pedals switch located on the

Adjustable Pedals (if equipped)

The automatic climate control systemmaintains the desired individual temper-ature for the driver and front seat pas-senger. The system adjusts the airflowmode, fan speed, air conditioning andrecirculation functions to reach the settemperature(s) as quickly as possible.Automatic OperationTo set the automatic mode:1. Press the AUTO button.2. Set the driver’s and front passenger’s

temperature using the + or – temper-ature buttons.

Automatic Climate Controls (if equipped)

instrumentpanel belowthe climatecontrols.Press the toparrow on theswitch to movethe pedalsaway from youand the bottom arrow on the switch tomove the pedals toward you.The pedals cannot be adjusted when thevehicle is in Reverse or when cruisecontrol is activated.


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Manual OperationTo operate the system manually, use thefollowing controls:

(On/Off): Press this button to turnthe system on or off.+ – (Temperature Control): Press thedriver and passenger + or – temperaturebuttons to raise or lower the temperaturesetting(s).

(Fan): Press the up or down arrow toincrease or decrease fan speed.

(Airflow Mode): Press the up ordown arrow to change the direction

of the airflow as well as to select thedefog mode.PASS (Passenger TemperatureControl): Press this button to turn offthe passenger temperature setting.

(Air Conditioning): Press this but-ton to turn the air conditioning systemon or off.

(Recirculation): Press this buttonto circulate inside air through the vehi-cle. This mode keeps outside air fromentering the vehicle.

(Outside Air): Press this button toallow outside air to enter the vehicle.

(Defrost): Press this button todirect most of the air to the windshieldand some air to the side window outlets.

(Rear Window Defogger): Pressthis button to activate the rear windowdefogger and the heated outsiderearview mirrors (if equipped). Thedefogger and heated mirrors will shut offautomatically or can be turned off bypressing the button again.See Section 3 of your Owner Manual.

Audio System Features (Non-Navigation Radios only)

ENTERTAINMENT

While most of the features on your radiowill look familiar, following are some thatmay be new:

(Power/Volume): Press this knob toturn the system on or off. Turn the knobto adjust the volume.

(Information): Press this button toswitch the display between the radio sta-tion frequency and the time. If equipped,press this button to display additionaltext information related to the currentFM-RDS or XM station, or MP3 song.

(Tune): Turn this knob to select radiostations or, when a CD is playing, toselect a track or MP3 file. Press the knob to adjust the tone(bass/treble) or speakers (balance/fade).BAND: Press this button to switch toAM; FM; or XM (if equipped). With a CDplaying, press this button to switch tothe radio.CD/AUX (if equipped): Press this buttonto play a CD instead of the radio. Pressagain and the system will automaticallysearch for an auxiliary input device suchas a portable audio player.

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FAV (Favorite) (if equipped): Press thisbutton to go through up to six pages ofany combination (AM; FM; or XM, ifequipped) of preset favorite radio sta-tions. On each page, up to six stationsare available by using the six push-buttons below the radio display.EQ (Equalization) (if equipped): Pressthis button to select preset equalizationsettings.CAT (Category) (if equipped): Press thisbutton to find XM stations (if equipped)within a desired category.Auxiliary Input Jack (if equipped):A portable audio player, such as an MP3player or a cassette player, can be con-nected to the auxiliary input jack locatedon the radio. Press the CD/AUX buttonto begin playing audio from the playerover the vehicle speakers. To optimizespeaker volume, fully increase thevolume on the portable audio player.Setting Preset/Favorite StationsBefore setting your preset or favoritestations, shift the vehicle into Park(automatic transmission) or into Neutraland set the parking brake (manualtransmission).

Note: Choosing to engage in extendedsearching for specific audio stations orsongs by using buttons and knobs —or giving extended attention to enter-tainment tasks — can lead you to lookaway from the road frequently or longerthan usual. Looking away from the roadfor prolonged periods may cause you tomiss seeing things on the road that youneed to see. Be sure to keep your eyeson the road and mind on the drive —and avoid engaging in extended search-ing for specific items while driving.

Setting Preset Stations (Base Radio)To set up to 18 preset stations:1. Turn on the radio.2. Press BAND to select FM1, FM2

or AM.3. Tune in the desired radio station.4. Press and hold one of the six push-

buttons until a beep sounds.5. Repeat steps 2–4 for each

pushbutton.Setting Favorite Stations (UplevelRadio, if equipped)You can set up to six pages of any com-bination (AM; FM; or XM, if equipped) offavorite radio stations, with up to six sta-tions stored on each page.

To set the number of favorite stationpages:1. Press the MENU button to display the

radio setup menu.2. Press the pushbutton located below

the FAV 1–6 label on the radiodisplay.

3. Select the desired number of favoritestation pages.

4. Press the FAV button. You may nowbegin storing your favorite stations forthe chosen number of pages.

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To store favorite stations:1. Press the BAND button to select the

band (AM; FM; or XM, if equipped).2. Tune in the desired radio station.3. Press the FAV button to display the

page where the station is to bestored.

4. Press and hold one of the six push-buttons until a beep sounds.

5. Repeat the steps for each pushbuttonon each page.

Setting the Time

To set the time (without Date Display):1. Turn on the radio.2. Press the (Clock) button until the

hour numbers begin flashing on theradio display. Press the button againto adjust the minute numbers.

3. With either the hour or minute num-bers flashing, use the (Tune) knobto select the time.

4. Press the Clock button again to setthe currently displayed time.

To set the time (with Date Display, if equipped):1. Turn on the radio.2. Press the (Clock) button. Or, if

equipped, press the MENU buttonuntil the clock option is displayed;and then press the pushbutton

located under the clock option label.The HR, MIN, MM, DD, YYYY labelswill appear on the display.

3. Press the pushbutton under any ofthe labels to be changed.

4. Press the pushbutton again, the rightSEEK arrow or the FWD button toincrease the numbers. Press the leftSEEK arrow or the REV button todecrease the numbers. Rotating the

(Tune) knob also will increase ordecrease the selected label.

5. Press the Clock or MENU buttonagain to set the currently displayedtime and date.

MP3 Capability (if equipped)Your audio system has MP3 playingcapability. A CD-R or CD-RW disc con-taining MP3 audio tracks will play auto-matically when inserted into the CDplayer. An MP3 label will be displayed.Radio Data System (if equipped)When you tune to a Radio Data System(RDS) station, the station name and callletters will appear on the display insteadof the frequency. RDS stations may alsoprovide the time of day, a program typefor current programming and the nameof the program being broadcast.RDS features are available for use onlyon FM stations that broadcast RDSinformation. RDS relies on receivingspecific information from these stationsand will work only when the informationis available.See Section 3 of your Owner Manual.

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Multiple-Disc CD Player (if equipped)

With the in-dash 6-disc CD player, youcannot directly load a CD as in single-play systems.To load a CD(s):• Press and release the LOAD

button. To load multiple CDs, pressand hold the LOAD button fortwo seconds. Follow the displayprompts to load each CD.

To play a CD: • Press the pushbutton below the

arrow label on the display to selectthe desired CD number.

To eject a CD(s):• Press the EJECT button once to

eject the CD that is currently playing.To eject all CDs, press and hold the

EJECT button for two seconds. If a CD is not removed after several sec-onds, it will be pulled back into the play-er automatically.


Note: CDs with any affixed labels mayjam in the CD player. Label a CD using apermanent marker. If more than one CDis inserted into the slot at one time, or ifscratched or damaged CDs are played,the CD player could be damaged. Whenusing the CD player, use only CDs ingood condition without labels; load oneCD at a time; and keep the CD playerand the loading slot free of foreignmaterials, liquids or debris.

Touch Screen NavigationEntertainment System (if equipped)

Your vehicle’s Navigation EntertainmentSystem provides you with detailedmaps of all major highways and roadsthroughout the continental United Statesand Canada. The system provides turn-by-turn driving instructions for eachdestination you enter. In addition, thesystem can help you locate a variety ofpoints of interest, such as banks, air-ports and restaurants.Refer to your Navigation EntertainmentSystem Owner Manual for operatinginstructions.See Section 3 of your Owner Manual.

XM® Satellite Radio (if equipped)

XM Satellite Radio offers more than 170channels of digital-quality sound thatgoes wherever you go — coast to coast.XM displays song title, artist and enter-tainment genre.Activation fee and service subscriptionare extra. Service is available in thecontinental United States and Canada.For more information, visit XM onlineat www.XMradio.com or call 1-800-852-XMXM (9696).See Section 3 of your Owner Manual.

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Rear Seat Audio and DVD RearSeat Entertainment Systems (if equipped)

Rear Seat AudioThe Rear Seat Audio (RSA) systemallows front seat and rear seat passen-gers to listen to different entertainmentsources at the same time using the rearseat controls and wired headphones(not supplied). To select an entertainment source(radio; CD; or DVD, if equipped), pressthe SRCE (Source) button. DVD Rear Seat EntertainmentThe Rear Seat Entertainment (RSE)system includes a CD/DVD player aspart of the front radio, a flip-down videoscreen, audio/video jacks, two wirelessheadphones, and a remote control.To play a DVD:1. Turn the ignition to the Accessory or

Run position.2. Push the release button on the DVD

display console and pull down thevideo screen.

3. Insert a DVD into the DVD slot in theradio. It will turn on the video screenand begin playing automatically. Itmay be necessary to press the Playpushbutton on the radio or the remotecontrol to start playing the movie ifthe DVD stops at a menu screen.

Audio Steering Wheel Controls(if equipped)

The following audio controls are locatedon the steering wheel:+ – (Volume): Pull up the + or – buttonto increase or decrease the volume.

(Next/Previous): Press the up ordown arrow to go to the next or previousradio station stored as a favorite or,when a CD is playing, to the next orprevious track.

4. To listen to the DVD through thevehicle speakers, press the DVD/CDAUX button. Adjust volume using theradio volume control.To listen to the DVD through theheadphones, select channel 1 andpush the power button on the head-phones. Adjust volume using theheadphone volume control.

5. To control DVD playback, use theremote control or the front radiopushbuttons.

Parental ControlTo enable the Parental Control feature togain the attention of rear passengersusing headphones, press and hold theradio power button for two seconds.To turn off Parental Control, pressand hold the radio button again for twoseconds.See Section 3 of your Owner Manual.

Note: Aim the remote control at the videoscreen, not the DVD player, for properoperation.

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This feature allows you to start theengine from outside the vehicle by usingthe Remote Keyless Entry (RKE) trans-mitter. The remote start capability mustbe turned on using the DriverInformation Center.The automatic climate control system(if equipped) will default to a heatingor cooling mode based on outside tem-perature, or the manual climate controlsystem will turn on at the same settingas when the vehicle was last turned off.Heated/cooled seats (if equipped)will also turn on based on outsidetemperature.

Remote Vehicle Start (if equipped)

CONVENIENCE

SRCE(Source):Press thisbutton to switchbetween AM,FM, XM (ifequipped),CD and AUX.

(Seek):Press this but-ton to go to thenext radio station.

(Mute/Voice Recognition): Pressthis button to mute the vehicle speakers.Press and hold the button for one sec-ond to initiate navigation system voicerecognition or interact with the OnStarsystem.See Section 3 of your Owner Manual.

Starting the VehicleTo remote start the vehicle:1. Aim the RKE transmitter at the vehi-

cle. (Remote Vehicle Start transmitterrange is within approximately 200 feetof the vehicle.)

2. Press and release the (Lock)button on the transmitter.

3. Immediately press and hold the (Remote Vehicle Start) button forabout four seconds. When the park-ing lights flash, release the button.The engine will start and the parkinglamps will remain on. The engine willcontinue running for 10 minutes.

4. Repeat these steps for a 10-minutetime extension. Only two consecutiveremote starts are allowed.

When you enter the vehicle after aremote start, the key must be inserted inthe ignition and turned to the Run posi-tion before driving.

Canceling a Remote Start If you wish to turn off the engine insteadof driving after a remote start, performone of the following functions:• Press and hold the button until the

parking lamps turn off.• Press and release the Hazard

Warning Flashers button inside thevehicle. Press the button again toturn off the flashers.

• Turn the key in the ignition switch tothe Run position and then off.


Note: The Remote Vehicle Start featurewill not operate if the key is in the igni-tion, the hood is open, or the CheckEngine light is illuminated on the instru-ment panel cluster.

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Cruise Control (if equipped)

The followingcruise controlbuttons arelocated on thesteering wheel:

(On/Off):Press this buttonto turn the cruisecontrol system onor off. – SET (Set):Press this buttonto set a speed, orto decrease the speed if the system isactive. When the cruise control speed isset, the cruise control light will illuminateon the instrument panel cluster.+ RES (Resume): Press this button toresume a set speed, or to increase thespeed if the system is active.

(Cancel): Press this button to can-cel the cruise control but retain the setspeed in memory.See Section 3 of your Owner Manual.

The Rainsense II windshield wipers usea moisture sensor to automatically oper-ate the wipers when needed, dependingon driving conditions and the sensitivitysetting. If the system is left on for longperiods, an occasional wipe may occurwithout any moisture on the windshieldto indicate the system is activated.

Rainsense™ II Windshield Wipers(if equipped)

The headlamps also will be turned onautomatically when the Rainsensewipers are active if the exterior lampcontrol knob is in the AUTO position.

Windshield Wiper ControlsThe controls for the windshield wipersare located on the multifunction stalkon the left side of the steering column.The wipers band can be rotated to thefollowing positions:

(Mist): Rotate the band down to thisposition to turn the wipers on for onewipe.

(Off): Rotate the band to this posi-tion to turn off the wipers.

(Delay): Rotate the band up to oneof the delay settings to activate the

Rainsense function and adjust the sensi-tivity levels. The wipers activate moreoften as the band is rotated upward.

(Low): Rotate the band up to thisposition for steady, low-speed wipes.

(High): Rotate the band up tothis position for high-speed wipes.

(Washer): Push the paddle on topof the multifunction lever to spray wash-er fluid on the windshield.See Section 3 of your Owner Manual.

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Heated Windshield Washer Fluid (if equipped)

Press the (Heated Washer Fluid)button, located below the climate con-trols on the instrument panel, to sprayheated washer fluid on the windshield.This will help to clear ice, tree sap orbugs from the windshield. A light on theswitch will flash while the washer fluid isheated, which may take up to 40 sec-onds. The wipers will automatically turnon for four heated wash cycles or untilthe button is pressed again.See Section 3 of your Owner Manual.

Your vehicle is equipped with anAutomatic Headlamp System, whichturns on the Daytime Running Lamps(DRL) during the day and the head-lamps and other exterior lamps at nightor when necessary.The system uses a light sensor, locatedon top of the instrument panel, to deter-mine light conditions. For proper systemoperation, avoid placing any objects onor near the sensor.The exterior and interior lamp controlsare located on the instrument panel tothe left of the steering wheel.

Automatic Headlamp System and Interior Lamps

Exterior Lamp Controls(On/Off): Turn the knob to this posi-

tion to turn off the Automatic HeadlampSystem and DRL. Turn the knob to thisposition again to turn them on.AUTO (Automatic): This position turnson the Automatic Headlamp Systemand DRL.

(Parking Lamps): This positionturns on the parking lamps and taillamps.

(Headlamps): This position turnson the headlamps and other exteriorlamps.

(Fog Lamps) (if equipped): Pressthis button to turn the fog lamps onor off. Interior Lamp Controls

(Instrument Panel Brightness):Turn this pop-out knob to adjust thebrightness of the instrument panel lights.

(Dome Lamp Override): Press inthis button to turn the dome lamps

off when a door is open. Press the but-ton again to have the dome lamps turnon automatically when a door is open.See Section 3 of your Owner Manual.

Extended CabThe power sunroofswitch, located on theoverhead console,includes these features:Vent: From the closedposition, press and holdthe rear of the switch tovent the sunroof.

Sunroof (if equipped)

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the rear window.Press and hold thefront of the switchto close the rearwindow.See Section 1 of yourOwner Manual.


Open: From the vent position, press andhold the rear of the switch to open thesunroof.Close: Press and hold the front of theswitch to close the sunroof.Crew CabThe powersunroof switch-es, located onthe overheadconsole,include these features:Vent: From the closed position, pressthe rear of the passenger-side switch tovent the sunroof.To close the sunroof, press and hold thefront of the passenger-side switch.Manual-Open/Manual-Close: To partial-ly open the sunroof, press and hold therear of the driver-side switch until thesunroof reaches the desired position.Press and hold the front of the driver-side switch to close it.Express-Open/Express-Close: Toexpress-open the sunroof, fully pressand release the rear of the driver-sideswitch. Fully press and release the frontof the driver-side switch to express-close the sunroof. Press the switchagain to stop it.See Section 2 of your Owner Manual.

Power Sliding Rear Window(if equipped)

The power sliding rear window switch islocated on the overhead console. Pressand hold the rear of the switch to open

This feature uses ultrasonic sensorson the rear bumpers to help you avoidcolliding with objects when parking thevehicle. It operates only at speeds lessthan 5 mph.The rear parking assist display islocated near the rear window on thepassenger side. The lights on thedisplay providedistance informa-tion. Low-tonedbeeps play out ofthe speakers (forobjects near therear bumper).To turn off thesystem, press the (Rear ParkingAssist) disable button, located below theclimate controls on the instrument panel.The indicator light will illuminate whenthe system is off.


Ultrasonic Rear Parking Assist(if equipped)

Note: The Ultrasonic Rear ParkingAssist (URPA) system will not activateif you have a trailer hitch and trailerattached to your vehicle, or a bicycle orother object was hanging out of yourvehicle, when you last turned off thevehicle. Removing the attached orhanging objects and driving the vehicleforward above 15 mph will restore theURPA system to normal operation.

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Universal Home Remote (if equipped)

Automatic DimmingThe automatic dimming feature is turnedon each time the vehicle is started. Toturn the feature off or back on, pressand hold the (On/Off) button forapproximately six seconds.

Automatic Dimming RearviewMirror with OnStar®, Compassand Temperature Display (if equipped)

The following power foldaway mirrorcontrols are located on the driver’s door:

(Mirror Selector): Press the left side(A) of this switch to select the driver’sside mirror or the right side (B) of thisswitch to select the passenger’s sidemirror.

(Mirror Adjustment): Press thefour-way control pad to adjust the select-ed mirror.

(Foldaway Mirrors) (if equipped):Press the right side (C) of this switch tofold the mirrors, and press the left side(D) of this switch to unfold the mirrors.See Section 2 of your Owner Manual.

Power Foldaway Mirrors (if equipped)

A

D

B

C

The Universal Home Remote is a com-bined universal transmitter and receiverthat can activate up to three devices,such as garage door openers, entrydoor locks, gates and security systems.It’s recommended that you read theinstructions in your Owner Manual com-pletely before attempting to program anyof the three channels on the UniversalHome Remote. The engine should beturned off when programming theremote.


Compass and Temperature DisplayOperationTo turn the compass and temperaturedisplay on or off, briefly press the On/Offbutton.To adjust for compass variance whentraveling on a long-distance trip or tocalibrate the compass, refer to yourOwner Manual.See Section 2 of your Owner Manual.

Note: Do not use the Universal HomeRemote with any garage door openerthat does not have the “stop andreverse” feature or any opener manu-factured before April 1, 1982.

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Folding the Rear Seat (if equipped)

Full-Bench SeatTo fold up the full-bench seat, pushdown on the front of the seat cushionwhile pulling down on the release straplocated under the seat cushion. Pull upthe seat cushion until it latches with theseatback.To fold down the full bench seat, pushon the seat cushion and pull the releasestrap. Pull down the seat cushion until itlatches in place.60/40 Split-Bench Seat

To fold either side of the split-benchseat, pull up the seat cushion.To unfold the seat, pull down the seatcushion.See Section 1 of your Owner Manual.

Cargo Management System (if equipped)

The cargo management system is com-posed of three rails located on the frontand sides of the truck bed. It includesfour adjustable cargo tie-downs that canbe placed on the upper and lower slidesof the rail.To adjust a tie-down, pull out the locatorpin and move the tie-down to anotherlocation. Make sure the locator pin linesup with a locator hole on the rail. Oncethe pin is inside the hole, the tie-downwill not move side-to-side.

The rails are notched at each end toallow the tie-downs to be removed andplaced on another rail. To remove, pullout the locator pin and slide the tie-downto the end of the rail and pull back.To remove or install cargo tie-downs atthe front of the bed, slide the corner captoward the center of the bed to exposethe rail notches. To remove the cornercap, pull either edge away from the rail.See Section 2 of your Owner Manual.

Trailer-Tow Mirrors (if equipped)

The trailer-tow mirrors can be extendedmanually to provide better visibility whentowing a trailer. The lower portion of themirror has a convex (spotter) mirror thatalso can be adjusted manually to pro-vide a better viewing angle.See Section 2 of your Owner Manual

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StabiliTrak is anadvanced com-puter-controlledvehicle stabilityand tractionenhancementsystem thatassists with

21

PERFORMANCE & MAINTENANCE

The 6-speed automatic transmission hasa Range Selection Mode feature thatenables the driver to select the rangeof gears desired for the current drivingconditions, such as when driving ondownhill grades.To use this feature, move the shift leverto the Manual (M) position and select alower or higher driving gear using the + / – button on the shift lever. The display on theinstrument panelcluster will showthe current gearselection. The transmis-sion will be limit-ed to the gear selected and lower gears.Gears higher than the gear selected willnot be available.If current vehicle speed is too high ortoo low for the requested gear, the shiftwill not occur.See Section 2 of your Owner Manual.

6-Speed Automatic TransmissionControls (if equipped)

StabiliTrak® – Stability ControlSystem (if equipped)

Tire Pressure Monitor

The Tire Pressure Monitor alerts youwhen a significant reduction in pressureoccurs in one or more of your vehicle’stires by illuminating the (Low TirePressure) warning light on the instru-ment panel cluster. The low tire pressurewarning light will remain on until youcorrect the tire pressure. A CHECK TIREPRESSURE message will also appearon the DIC. Correcting the Tire PressureWhen the low tire pressure warning lightilluminates, you must fill the tire to theproper tire inflation pressure (just as youmust refuel the vehicle when the lowfuel warning light illuminates). The Tireand Loading Information label shows thecorrect inflation pressure for the tireswhen they’re cold. “Cold” means your

directional control of the vehicle indifficult driving conditions. It turns onautomatically every time you start yourvehicle.To limit wheelspin and help maintaindirectional control, you should alwaysleave the system on. However, if yourvehicle becomes stuck and rocking thevehicle is required, the system shouldbe turned off.To turn off the traction control part ofthe system, press the (StabiliTrak)button located below the climate con-trols on the instrument panel. To turn off the traction control and stabil-ity enhancement systems, press andhold the button for five seconds.When the system is turned off, theStabiliTrak light will illuminate.See Section 4 of your Owner Manual.

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apply the trailer brakes. ITBC systeminformation is displayed on the DriverInformation Center.

See Section 4 of your Owner Manual


vehicle has been sitting for at least threehours or driven no more than one mile.You can temporarily clear the DICmessage by acknowledging it withyour DIC controls. However, at the nextvehicle start-up, the DIC message willreappear if the tire pressure has notbeen corrected.During cooler conditions, the low tirepressure warning light may appear whenthe vehicle is first started and then turnoff as you start to drive the vehicle. Thiscould be an early indicator that your tirepressures are getting low and need tobe inflated to the proper pressure.


Note: The Tire Pressure Monitor canalert you about low tire pressure, but itdoesn’t replace normal monthly tiremaintenance.

Integrated Trailer Brake ControlSystem (if equipped)

The controlpanel for theIntegratedTrailer BrakeControl (ITBC)system islocated on theinstrumentpanel to theleft of the steering wheel.The control panel allows you to adjustthe amount of output available to theelectric trailer brakes and to manually

If the Tighten Gas Cap message isdisplayed on the Driver InformationCenter (DIC), check that your fuel capis properly installed. If the cap is notsecurely fastened, turn it clockwise untila clicking sound is heard, indicating thatit is properly installed. The DIC messagewill turn off after a few driving trips withthe cap properly installed.See Sections 3 and 5 of your Owner Manual.

Tighten Gas Cap Message

Note: If the brakes are manuallyapplied, the brake lights do not turn on.

If your vehicle has a yellow gas cap, itwas engineered as a FlexFuel vehiclecapable of running on gasoline or E85fuel. E85 is a blend of 85% ethanol and15% gasoline. E85 is a high-octane,renewable fuel made primarily from corn(see livegreengoyellow.com). Your FlexFuel vehicle automaticallydetects the current fuel mixture in thefuel tank and adjusts engine settingsaccordingly. You can fill up with gasolineor E85, regardless of which fuel isalready in the tank.

FlexFuel (E85) – Yellow Gas Cap(if equipped)

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E85 is not yet available at all gas sta-tions. E85 holds less energy per gallonthan gasoline, so drivers will experiencelower miles per gallon and cruisingrange when running on E85.


23

Note: If your vehicle does not have theyellow gas cap, do not use E85.

The Oil Life System calculates engine oillife based on vehicle use and displaysCHANGE ENGINE OIL SOON on theDriver Information Center (DIC) when it’snecessary to change your engine oil andfilter. The Oil Life System should bereset to 100% only following an oilchange.To reset the Oil Life System:1. Turn on the ignition.2. Press the (Vehicle Information)

button until the DIC displays OIL LIFEREMAINING.

3. Press and hold the (Set/Reset)button until 100% is displayed.

4. Turn off the ignition.See Section 5 of your Owner Manual.

Resetting the Engine Oil LifeSystem

OWNER INFORMATION

Sierra Accessories

A variety of GM accessories, such asrunning boards, ashtray and lighterpackage, roof rack rails, and bed exten-ders, have been designed exclusivelyfor your Sierra to enhance its style andfunctionality.

Accessories also are available for usewith the cargo management system,including an overhead rack, slidingmetal tool box, sliding metal bed divider,and sliding metal side storage boxes.

Visit www.gmc.com, or see your GMCdealer for information about the avail-ability and installation of select Sierraaccessories.

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My GMLink

1-800-GMC-8782(1-800-462-8782)TTY Users: 1-888-889-2438As the proud owner of a new GMC vehicle,you are automatically enrolled in the GMCRoadside Assistance program. This value-added service is intended to provide youwith peace of mind as you drive in the cityor travel the open road. GMC’s Roadside Assistance toll-freenumber is staffed by a team of technicallytrained advisors, who are available 24hours a day, 365 days a year. The advisorscan provide minor repair information ormake arrangements to tow your vehicle tothe nearest GMC dealer.GMC will provide the following servicesfor 5 years/100,000 miles at no expenseto you:• Fuel delivery• Lockout service (identification required)• Tow to nearest dealership for warranty

service• Flat tire assistance• Jump startsIn many instances, mechanical failures arecovered under GMC’s comprehensivewarranty. However, when other servicesare utilized, our advisors will explain anypayment obligations you might incur.

The GMC Owner Center at My GMLink isa complimentary service for GMC owners,a one-stop resource to enhance your GMCownership experience. Exclusive memberbenefits include online service reminders,vehicle maintenance tips, online ownermanual, special privileges and more. Signup today at www.mygmlink.com.

For prompt and efficient assistance whencalling, please provide the following infor-mation to the advisor:• Location of the vehicle• Telephone number and your location• Vehicle model, year and color• Vehicle mileage• Vehicle Identification Number (VIN)• Vehicle license plate numberGMC reserves the right to limit servicesor reimbursement to an owner or driverwhen, in GMC’s judgment, the claimsbecome excessive in frequency or typeof occurrence.

Roadside Assistance and OnStar®

(if equipped)If you have a current OnStar subscription,press the OnStar button and the vehiclewill send your current GPS location to anOnStar Advisor who will speak to you,assess your problem, contact RoadsideAssistance and relay your exact locationso you will get the help you need.

Certain restrictions, precautions and safety procedures apply to your vehicle. Please read your OwnerManual for complete instructions. All information contained herein is based on information available at thetime of printing and is subject to change without notice. Copyright 2007 by GM Corp. All rights reserved.

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Roadside Assistance

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