2021 GMC SIERRA battery

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Page 5 of 20

GMC SIERRA 2021  Get To Know Guide 5
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

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GMC SIERRA 2021  Get To Know Guide 6
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