OnStar Services

See also:

Engine Oil Life System
The engine oil life system calculates engine oil life based on vehicle use and displays the CHANGE ENGINE OIL SOON message when it is time to change the engine oil and filter. The oil life sy ...

License Plate Lamp
1. Remove the two screws holding each of the license plate lamps to the molding that is part of the liftgate. 2. Twist and pull the license plate lamp assembly forward through the molding openi ...

Recovery Hooks
WARNING Never pull on recovery hooks from the side. The hooks could break and you and others could be injured. When using recovery hooks, always pull the vehicle straight out. Notice: Nev ...