AM-FM Radio

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Service Vehicle Messages
SERVICE A/C SYSTEM This message displays when the electronic sensors that control the air conditioning and heating systems are no longer working. Have the climate control system serviced by ...

Liftgate
The liftglass or liftgate cannot be opened if the rear wiper is in motion. Attempting to open the liftglass or liftgate while the rear wiper is in motion will cause the release of the liftglass ...

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 ...