2015 GMC SIERRA ignition

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remote Keyless entry transmI tter (Key Fob)F
Door locKs
Power mIrrorsF
F Optional equipment
Door Locks
To lock or unlock all doors, press the power door Lock/ Unlock button, located on the front doors.
Note: To change the lock and unlock settings, go to Power Door Locks in the Vehicle Settings menu.
To open a locked door from inside, pull the inside door handle to unlock\
the door and then pull the door handle again to open the door.
To prevent passengers from opening a rear door (if equipped) from the \
inside or open-ing a rear window, press the Rear Door Security Lock/Rear Window Lockout button located on the driver’s door. The button indicator will illumi\
nate.
Locking Tailgate
To lock or unlock the tailgate, use the door key.
See Keys, Doors and Windows in your Owner Manual.
Power Mirror Adjustment
Press the Power Mirror Selector switch to select the driver’s or passenger’s
mirror; use the four-way control to adjust the mirror.
Power Folding Mirror
Press the Power Folding Mirror button to fold or unfold the mirrors.
See Keys, Doors and Windows in your Owner Manual.
Unlock
Press to unlock the driver’s door. Press again to unlock all doors. Press and hold to lower all windows.
Lock
Press to lock all doors.
Vehicle Locator/Panic Alarm
Press and release to locate your vehicle. The turn signal lamps will flash and the horn will sound.
Press and hold to activate the alarm. The turn signal lamps will flash and the horn will sound until the button is pressed again or the ignition is turned on.
Note: To change the remote lock, unlock, and remote start settings, go to Remote Lock, Unlock, Start in the Vehicle Settings menu.
Remote Vehicle StartF
Press and release the Lock button and then press and hold the button until the turn signal lamps flash to start the engine from outside the vehicle. After entering the vehicle, turn on the ignition.
• During a remote start, the engine will run for 10 minutes.
• Press and hold the button until the parking lamps turn off to cancel a remote start.
Note: If the remote start heated/cooled seat option is selected, the heated/cooled seat button indicators do not illuminate and the tem-perature performance of the unoccupied seat may be reduced during the remote start. The heated/cooled seat turns off when the ignition is turned on.
See Keys, Doors and Windows in your Owner Manual.

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A. Seat Cushion Adjustment
Move the front horizontal control to move the seat forward or rearward, or to tilt, raise or lower the seat.
B. Seatback Adjustment
Move the vertical control to recline or raise the seatback.
C. Lumbar Adjustment
Move the rear control to adjust the lumbar support.
1. With the vehicle in Park, adjust the driver’s seat, power outside mirrors and adjustable pedalsF to the desired positions.
2. Press and release the SET button and then press and hold button 1 on the driver’s door until a beep sounds.
3. Repeat the steps using button 2 for a second driver.
Seat Adjustments
Set Memory Positions
Set Exit Position
1. Adjust the driver’s seat and adjustable pedalsF to the desired positions.
2. Press and release the SET button and then press and hold the Exit button on the driver’s door until a beep sounds.
Recall Positions
With the vehicle in Park and the ignition on, press and release button 1 or 2 or the Exit button to recall the stored position.
At any time, press and hold button 1 or 2 on the driver’s door until the stored position is reached. Releasing the button before the stored position is reached canc\
els the recall.
Note: To change the memory recall and exit settings, go to Comfort and Conveni\
ence in the Vehicle Settings menu.
See Seats and Restraints in your Owner Manual.
F Optional equipment
Power seatsF
HeaD restraI nts
To raise the head restraint, pull the head restraint up.
To lower the head restraint, press the button on top of the seatback and\
push the head restraint down.
See Seats and Restraints in your Owner Manual.
ACB

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veHIcle PersonalIzatIon
cruIse control
F Optional equipment
Changing Vehicle Settings
The Vehicle Settings menu may include Climate and Air Quality, Collision/Detection Systems, Comfort and Convenience, Lighting, Power Door Locks, and Remote Lock/Unlock/Start.
Use the MENU knob or the touch screen to:
1. Select Settings on the home page.
2. Select Vehicle.
3. Select the desired menu item.
4. Select the desired feature and setting. Settings are saved automatically.
5. Select BACK to exit each menu.
See Instruments and Controls in your Owner Manual.
Some vehicle features can be customized using the audio controls and menus or the touch screen buttonsF.
Setting Cruise Control
1. Press the On/Off button. The Cruise Control symbol will illuminate in white on the instrument cluster.
2. When traveling at the desired speed, press the SET– button to set the speed. The symbol will illuminate in green on the instrument cluster.

Adjusting Cruise Control
RES+ Resume/Accelerate
Press to resume a set speed.
When the system is active, press once to increase speed 1 mph; press and hold to continue increasing the speed.
SET– Set/Coast
When the system is active, press once to decrease speed 1 mph; press and hold to continue decreasing the speed.
Cancel
Press to cancel the cruise control without erasing the set speed from memory.
Pressing the brake pedal also will cancel the cruise control.
The cruise control set speed is erased when cruise control or the vehicle ignition is turned off.
See Driving and Operating in your Owner Manual.