Workshop Repair and Service Manuals GMC SIERRA
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User Manual

Transferring Service      Push to request account transfer eligibility information. The Advisor can assist in canceling or removing account information. If OnStar receives information that vehicle ownership has changed, OnStar may send a voice...
Unable to Connect to OnStar Message      If there is limited cellular coverage or the cellular network has reached maximum capacity, this message may come on. Push to try the call again or try again after driving a few miles into another cellular area.
Languages      The vehicle can be programmed to respond in French or Spanish. Push and ask an Advisor. Advisors can speak French or Spanish.
How OnStar Service Works      Automatic Crash Response, Emergency Services, Crisis Assist, Stolen Vehicle Assistance, Vehicle Diagnostics, Remote Door Unlock, Roadside Assistance, Turn-by-Turn Navigation, and Hands-Free Calling are available on most...
Reactivation for Subsequent Owners      Push and follow the prompts to speak to an Advisor as soon as possible after acquiring the vehicle. The Advisor will update vehicle records and will explain the OnStar service offers and options available.
Services for People with Disabilities      Advisors provide services to help subscribers with physical disabilities and medical conditions. Push for help with: • Locating a gas station with an attendant to pump gas. • Finding a hotel, restaurant, etc., that...
OnStar Overview      If equipped, this vehicle has a comprehensive, in-vehicle system that can connect to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic Services. The OnStar system status light is next to...
Off-Road Recovery      The vehicle's right wheels can drop off the edge of a road onto the shoulder while driving. Follow these tips: 1. Ease off the accelerator and then, if there is nothing in the way, steer the vehicle so that it...
Manual Transfer Case      The transfer case shift lever is on the floor to the right of the driver. Use this lever to shift into and out of Four-Wheel Drive. A Four-Wheel Drive indicator light comes on when you shift into four-wheel...
Malfunction Indicator Lamp      A computer system called OBD II (On-Board Diagnostics-Second Generation) monitors the operation of the vehicle to ensure emissions are at acceptable levels, to produce a cleaner environment. This light comes on when the...
Maintenance Replacement Parts      Replacement parts identified below by name, part number, or specification can be obtained from your dealer. If your vehicle has a diesel engine, see the Duramax diesel supplement for more information.
Low Fuel Warning Light      This light, under the fuel gauge, comes on briefly while the engine is being started. This light and a chime, if the vehicle is equipped with a radio, comes on when the fuel tank is low on fuel. The Driver...
Loading Points      A. Primary Load Points B. Secondary Load Areas C. Cargo Management Option Holes Structural members (A) and (B) are included in the pick-up box design. Additional accessories should use these load points....
License Plate Lamp      To replace one of these bulbs: 1. Reach under the rear bumper for the bulb socket. 2. Turn the bulb socket counterclockwise and pull the bulb socket out of the lamp assembly. 3. Pull the old bulb straight out...
Jump Starting      For more information about the vehicle battery, see Battery on page 10?31. If the vehicle is a hybrid, see the hybrid supplement for more information. If the vehicle's battery (or batteries) has run down, you may want to...
Integrated Trailer Brake Control System      The vehicle may have an Integrated Trailer Brake Control (ITBC) system for electric trailer brakes. This symbol is located on the Trailer Brake Control Panel on vehicles with an Integrated Trailer Brake Control system....
Instrument Panel Illumination Control      (Instrument Panel Brightness): This feature controls the brightness of the instrument panel lights and is located next to the exterior lamps control. Push the knob to extend out and then it can be turned. Turn the...
Inserting a CD(s) (Six-Disc CD Player)      LOAD : Press to load CDs into the CD player. This CD player holds up to six CDs. To insert one CD: 1. Press and release the LOAD button. 2. Wait for the message to insert the disc. 3. Load a CD. Insert the CD...
Ending a Call      Press to end a call.
Call Waiting      Call waiting must be supported on the cell phone and enabled by the wireless service carrier. • Press to answer an incoming call when another call is active. The original call is placed on hold. • Press again to...
Receiving a Call      When an incoming call is received, the audio system mutes and a ring tone is heard in the vehicle. • Press to answer the call. • Press to ignore a call.
Transferring Audio to the Bluetooth System from a Cell Phone      During a call with the audio on the cell phone, press . The audio transfers to the vehicle. If the audio does not transfer to the vehicle, use the audio transfer feature on the cell phone. See your cell phone manufacturer's...
Transferring Audio from the Bluetooth System to a Cell Phone      During a call with the audio in the vehicle: 1. Press . 2. Say “Transfer Call.”
Muting a Call      During a call, all sounds from inside the vehicle can be muted so that the person on the other end of the call cannot hear them. • To mute a call, press , and then say “Mute call.” . To cancel mute, press , and then say...