See also:

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 the v ...

DVD Display Error Messages
The DVD display error message depends on which radio the vehicle has. The video screen may display one of the following: Disc Load/Eject Error or Mechanical Error: There are disc load or eject pr ...

Entry Lighting
The headlamps, taillamps, license plate lamps, back–up lamps, dome lamps, and most of the interior lights turn on briefly when the Remote Keyless Entry (RKE) is pressed, or when the door ha ...