Fuel

For diesel engine vehicles, see “Fuel for Diesel Engines” in the Duramax Diesel Supplement.

For Vehicles with gasoline engines, please read this.

See also:

DVD Display Error Messages
The DVD display error message depends on the radio that is in the vehicle. The video screen can display one of the following: Disc Load/Eject Error: This message displays when there are disc load or ...

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 vehic ...

Manual Windows
Turn the hand crank on each door to manually raise or lower the manual windows. ...