OnStar Services

See also:

Trunk Lock Release
Trunk Lock Release The remote trunk release button is on the driver door, inside the storage compartment under the armrest. Vehicles with an automatic transmission, the shift lever must ...

Driver Side
The removal of the underhood electrical center is required for the replacement of one of these bulbs: 1. Open the hood. See Hood. WARNING Liquids from environment or spillage and/or tools pla ...

Transmission Messages
SERVICE TRANSMISSION This message displays if there is a problem with the transmission. See your dealer. SHIFT DENIED This message displays when using the Driver Shift Control (DSC) and a ...