GMC Sierra
GMC Sierra

See also:
Compass Variance (Zone) Procedure
1. Do not set the compass zone when the vehicle is moving. Only set it when the vehicle is in P (Park).
Press the vehicle information button until PRESS TO CHANGE COMPASS ZONE displays. Or, if the v ...
Ignition Transmission Lock Check
While parked, and with the parking brake set, try to turn the ignition to LOCK/OFF
in each shift lever position.
○ The ignition should turn to LOCK/OFF only when the shift lever is in P (Park ...
Hazard Warning Flashers
(Hazard Warning Flasher): Press
this button, on the center of the instrument panel, to make the front and rear turn
signal lamps flash on and off. This warns others that you are having trouble. ...





