OnStar Services

See also:

Competitive Driving
Competitive driving may affect the vehicle warranty. See the warranty book before using the vehicle for competitive driving. Notice: If you use your vehicle for competitive driving, the eng ...

Wheel Replacement
Replace any wheel that is bent, cracked, or badly rusted or corroded. If wheel nuts keep coming loose, the wheel, wheel bolts, and wheel nuts should be replaced. If the wheel leaks air, replace i ...

ACCESSORY MODE ACTIVE
If the vehicle has the keyless access system, this message displays when the accessory mode is active. See Ignition Positions (Key Access) or Ignition Positions (Keyless Access) for more inf ...