OnStar Services

See also:

If No Steam Is Coming From The Engine Compartment
If an engine overheat warning is displayed but no steam can be seen or heard, the problem may not be too serious. Sometimes the engine can get a little too hot when the vehicle: • Climbs a lo ...

Finish Damage
Any stone chips, fractures, or deep scratches in the finish should be repaired right away. Bare metal will corrode quickly and may develop into major repair expense. Minor chips and scratches can be ...

Overview (Radio with CD and Touchscreen)
For vehicles equipped with the MyLink® or IntelliLink® infotainment system, see the separate MyLink/IntelliLink Features and Functions Guide for more information. Keeping your eyes on the roa ...