OnStar Services

See also:

Servicing the Airbag-Equipped Vehicle
Airbags affect how the vehicle should be serviced. There are parts of the airbag system in several places around the vehicle. Your dealer and the service manual have information about servicing the ve ...

Storing the Spare Tire
WARNING The underbody-mounted spare tire needs to be stored with the valve stem pointing down. If the spare tire is stored with the valve stem pointing upwards, the secondary latch will not work prop ...

Trailer Sway Control (TSC)
The vehicle has a Trailer Sway Control (TSC) feature as part of the StabiliTrak system. If TSC detects that the trailer is swaying, the vehicle's brakes are automatically applied. When TSC ...