2020 GMC SIERRA seats

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STARTING THE VEHICLE
With the vehicle in Park or Neutral, rotate the key clockwise to the Start position.
TURNING OFF THE VEHICLE
Shift to Park.
Push the key all the way in (1) and then rotate the key
counter-clockwise to the Lock/Off position (2). See Driving and Operating in your Owner’s Manual.
The Remote Keyless Entry transmitter must be in the vehicle to turn on the ignition.
STARTING THE ENGINE/ON
With the transmission in Park or Neutral, press and hold the brake pedal and then press the ENGINE START/STOP button to start the engine. The green button indicator will illuminate.
Note: If the Remote Keyless Entry transmitter battery is weak, place the transmitter in the pocket in the center storage compartment (under the bench seat) or center console cupholders (bucket seats) to enable the engine to start. Replace the transmitter battery as soon as possible.
STOPPING THE ENGINE/OFF
Shift to Park and press the ENGINE START/STOP button to turn off the engine. The green button indicator will turn off.
Power will be available for 10 minutes to operate the audio system until the driver’s door is opened and to operate the windows and sunroofF until any door is opened.
ACCESSORY MODE
With the engine off and the brake pedal not depressed, press the ENGINE START/STOP button to place the ignition in accessory mode. The amber button indicator will illuminate.
See Driving and Operating in your Owner’s Manual.
F Optional equipment
KEYLESS (PUSHBUTTON) STARTF
KEYED IGNITION SYSTEM (If EquIppEd)
2
1

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SEAT ADJUSTMENTS
A. Seat Cushion Adjustment
Move the horizontal control to move the seat forward or rearward and 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.
SET MEMORY POSITIONS
1. With the vehicle in Park, adjust the driver’s seat and power outside mirrorsF to the desired positions.
2. Press and release the SET button on the driver’s door. A beep will sound.
3. Immediately press and hold button 1 or 2 until two beeps sound. Use the button that matches the Driver Information Center welcome message indicating driver 1 or 2 (key fob 1 or 2).
To store a seat position for more clearance when exiting the vehicle, repeat these steps using the Exit button instead of button 1 or 2.
RECALL POSITIONS
Press and hold button 1 or 2 or Exit until the set position is reached.
The memory/exit positions can be programmed to be recalled automatically when the ignition is turned on/off (for exit recall, the driver’s door must be opened).
To set the automatic recall options, go to Settings > Vehicle > Seating Position > Set Entry Memory and Set Exit Memory.
See Seats and Restraints in your Owner’s Manual.
POWER FRONT SEATSF
F Optional equipment
FRONT SEAT STORAGEF
The bench seat has a foldable center seatback and may have a center storage compartmentF.
Fold down the center seatback to access the storage compartment and cupholders. Press the latch and lift to open the storage compartment.
The bucket seats have a center console with a storage compartment.
Press the latch and lift to open the storage compartment.
See Seats and Restraints in your Owner’s Manual.
AC
B

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REAR SEATSF
POWER MIRRORSF/TRAILER-TOW MIRRORSF
REAR SEAT STORAGE
Seatback storage is an ideal location for charge cords, tablets, flashlights or rain gear.
Pull the tab (A) to access the storage compartment in the outboard seat-backs.
Lift up either side of the 60/40-split rear seat to access the storage areas under the seat.See Storage in your Owner’s Manual.
POWER MIRROR ADJUSTMENT
Press the Mirror Selector button to select the driver or passenger side
mirror; use the four-way control pad to adjust the mirror.
POWER FOLDING MIRROR
Press the Folding Mirror button to fold or unfold the mirrors.
TRAILER-TOW MIRRORS
The trailer-tow mirrors can be extended for better visibility when towing a trailer. The lower wide-field view mirror adjusts manually.
MANUAL EXTENSIONF
To extend the manual mirror, grasp the mirror housing and pull back and rear-ward in one motion. The housing extends on a curved arc. Push in the housing to return the mirror to its original position.
POWER EXTENSIONF (HD MODEL)
Press the Power Extend button to extend or retract the power mirror.
Note: Reset the power mirrors if they are adjusted manually by using the power controls to fold/unfold or extend/retract the mirrors to their normal position.
See Keys, Doors and Windows in your Owner’s Manual.
REAR SEAT REMINDER
A Rear Seat Reminder message may display on the Driver Information Center when the vehicle is turned off. Check the rear seat before exiting the vehicle. The system does not actually detect people or items in the rear seat; instead, under certain conditions, it detects when a rear door has been opened, indicating that there may be something in the rear seat. See Seats and Restraints in your Owner’s Manual.
F Optional equipment
A