See also:

Tire Pressure Light
For vehicles with the Tire Pressure Monitor System (TPMS), this light comes on briefly when the engine is started. It provides information about tire pressures and the TPMS. When the Light Is O ...

Engine Cover
Engine Cover (CTS) To remove: 1. Remove the oil fill cap (A). 2. Raise the right front corner of the engine cover (B) to release it from the ball stud. 3. Pull the engine cover (B) forward ...

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 ...