OnStar Services

See also:

Adjusting the Volume
Turn the VOL/ knob to adjust the volume of the infotainment system after the volume level has been set on the portable audio device. ...

Manual Seats
1. Lift the bar under the seat to unlock the seat. 2. Slide the seat to the desired position and release the bar. Try to move the seat to be sure it is locked in place. See Manual Seats. ...

Setting Cruise Control
Cruise control will not work if the parking brake is set, or if the master cylinder brake fluid level is low. The cruise control light on the instrument panel cluster comes on after the cruise co ...