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 Inspection .
  • Check the windshield washer fluid level. See Washer Fluid .
    See also:

    OnStar® Steering Wheel Controls
    Your vehicle may have a Talk/Mute button that can be used to interact with OnStar® Hands-Free Calling. On some vehicles, you may have to hold the button for a few seconds and give the command †...

    Cruise Control
    : Press to turn the cruise control system on and off. An indicator light will turn on or off in the instrument cluster. : Press to disengage cruise control without erasing the set speed from ...

    Doing Your Own Service Work
    WARNING You can be injured and the vehicle could be damaged if you try to do service work on a vehicle without knowing enough about it. ► Be sure you have sufficient knowledge, experience, ...