General Information

Your vehicle is an important investment. This section describes the required maintenance for the vehicle. Follow this schedule to help protect against major repair expenses resulting from neglect ...

Owner Checks and Services

At Each Fuel Stop ► Check the engine oil level. See Engine Oil . Once a Month ► Check the tire inflation pressures. See Tire Pressure . ► Inspect the tires for wear. See Tire I ...

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 veh ...

Glass
Use glass cleaner to remove smoke and dust film from the glass surfaces. It is normal for glass to become coated with a film after the vehicle is parked in the hot sun. Glass cleaner and a sof ...

Environmental factors influence the rate of corrosion
Moisture Accumulation of sand, dirt and water on the vehicle body underside can accelerate corrosion. Wet floor coverings will not dry completely inside the vehicle, and should be removed for ...