Maintenance I

• Change engine oil and filter. See Engine Oil. An Emission Control Service.

• Engine coolant level check. See Engine Coolant (4.6L Engine) or Engine Coolant (3.9L Engine).

• Windshield washer fluid level check. See Windshield Washer Fluid.

• Tire inflation check. See Inflation - Tire Pressure.

• Tire wear inspection. See Tire Inspection and Rotation.

• Rotate tires. See Tire Inspection and Rotation.

• Fluids visual leak check (or every 12 months, whichever occurs first). A leak in any system must be repaired and the fluid level checked.

• Engine air cleaner filter inspection (vehicles driven in dusty conditions only). See Engine Air Cleaner/Filter.

• Brake system inspection (or every 12 months, whichever occurs first).

    See also:

    Manual Rearview Mirror
    Adjust the inside rearview mirror for a clear view of the area behind your vehicle. To avoid glare of the headlamps from behind, push the tab forward for daytime and pull it for nighttime us ...

    Erasing Universal Home RemoteButtons
    You should erase the programmed buttons when you sell the vehicle or terminate your lease. To erase either rolling code or fixed code on the Universal Home Remote device, do the following: 1. ...

    Potential Issues
    Some OnStar services are disabled after five days. OnStar cannot perform Remote Door Unlock or Stolen Vehicle Assistance after the vehicle has been off continuously for five days. After five ...