OnStar Services

See also:

Replacement Bulbs
For replacement bulbs not listed here, contact your dealer. ...

Rear Seat
Rear Seat Pull the head restraint up to raise it. To lower the head restraint, press the release button, located on the head restraint post on the top of the seatback, while you push the hea ...

Using ABS
Do not pump the brakes. Just hold the brake pedal down firmly and let ABS work. You might hear the ABS pump or motor operating and feel the brake pedal pulsate, but this is normal. ...