Service All-Wheel Drive Light

This light should come

This light should come on briefly when you turn on the ignition, as a check to show you it is working.

The service all-wheel drive light comes on to indicate that there may be a problem with the drive system and service is required. Malfunctions can be indicated by the system before any problem is apparent, which may prevent serious damage to the vehicle. This system is also designed to assist your GM dealer in correctly diagnosing a malfunction.

    See also:

    Rear Window Lockout
    This feature prevents the rear passenger windows from operating, except from the driver position. The rear door locks will also be disabled and only operate from the driver door. This feature on ...

    Heated Steering Wheel
    For vehicles with a heated steering wheel, the button for this feature is located on the steering wheel. : Press to turn the heated steering wheel on or off. A light on the button displays when ...

    Tires
    To clean the tires, use a stiff brush with tire cleaner. Notice: Using petroleum-based tire dressing products on your vehicle may damage the paint finish and/or tires. When applying a tire dressi ...