See also:

General Information
For service and parts needs, visit your dealer. You will receive genuine GM parts and GM-trained and supported service people. Genuine GM parts have one of these marks: ...

Engine Oil Messages
CHANGE ENGINE OIL SOON When this message displays, it means that service is required for the vehicle. See your dealer. See Maintenance Schedule and Engine Oil for more information. When you res ...

Driving in Mud, Sand, Snow, or Ice
Use a low gear when driving in mud – the deeper the mud, the lower the gear. Keep the vehicle moving to avoid getting stuck. Traction changes when driving on sand. On loose sand, such as on beaches ...