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 ...

Radiator Pressure Cap
Notice: If the pressure cap is not tightly installed, coolant loss and possible engine damage may occur. Be sure the cap is properly and tightly secured. ...

Off-Road Recovery
The vehicle’s right wheels can drop off the edge of a road onto the shoulder while driving. If the level of the shoulder is only slightly below the pavement, recovery should be fairly easy. E ...