OnStar Services

See also:

Automatic Transmission Shift Lock Control Function Check
WARNING! When you are doing this inspection, the vehicle could move suddenly. If the vehicle moves, you or others could be injured. 1. Before starting this check, be sure there is enough r ...

Braking
Braking action involves perception time and reaction time. Deciding to push the brake pedal is perception time. Actually doing it is reaction time. Average driver reaction time is about three-quart ...

Reclining Seatbacks
To adjust the seatback: Tilt the top of the control rearward to recline. Tilt the top of the control forward to raise. See Reclining Seatbacks  . ...