See also:

Initial Drive Information
This section provides a brief overview about some of the important features that may or may not be on your specific vehicle. For more detailed information, refer to each of the features which can be ...

Diagnostics
OnStar Vehicle Diagnostics will perform a vehicle check every month. It will check the engine, transmission, antilock brakes, and major vehicle systems. It also checks the tire pressures, if the v ...

Storing the Flat Tire
1. Remove the cable package from the jack storage area. 2. Remove the small center cap by tapping the back of the cap with the extension of the shaft, if the vehicle has aluminum wheels. 3. Put the ...