Engine Oil

See also:

Running the Vehicle While Parked
It is better not to park with the engine running. But if you ever have to, here are some things to know. WARNING Idling a vehicle in an enclosed area with poor ventilation is dangerous. Engine ...

Navigation
OnStar navigation requires the Directions and Connections service plan. Push to receive directions or have them sent to the vehicle navigation screen. Destinations can also be forwarded to ...

Using the Store Command
The store command allows a phone number to be stored without entering the digits individually. 1. Press and hold for two seconds. The system responds with “Ready” followed by a tone. 2. S ...