Add-on Electrical Equipment

The OnStar system is integrated into the electrical architecture of the vehicle. Do not add any electrical equipment. See Add-On Electrical Equipment. Added electrical equipment may interfere with the operation of the OnStar system and cause it to not operate.

    See also:

    Remote Keyless Entry (RKE) System
    The RKE transmitter is used to remotely lock and unlock the doors from up to 60 m (195 feet) away from the vehicle. Press to unlock the driver door. Press again within five seconds to ...

    Windshield and Wiper Blades
    Clean the outside of the windshield with glass cleaner. Clean the rubber blades using a lint free cloth or paper towel soaked with windshield washer fluid or a mild detergent. Wash the windshield ...

    Engine Coolant (4.6L Engine)
    The cooling system in the vehicle is filled with DEX-COOL® engine coolant. This coolant is designed to remain in the vehicle for five years or 150,000 miles (240 000 km), whichever occurs first ...