See also:

StabiliTrak® System
The vehicle has a vehicle stability enhancement system called StabiliTrak. It is an advanced computer-controlled system that assists the driver with directional control of the vehicle in difficult dri ...

Recommended Fluids, Lubricants, and Parts
Recommended Fluids and Lubricants Maintenance Replacement Parts Replacement parts identified below by name, part number, or specification can be obtained from your dealer. ...

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 ...