Underbody Maintenance

Use plain water to flush dirt and debris from the vehicle's underbody.

Your dealer or an underbody car washing system can do this. If not removed, rust and corrosion can develop.

    See also:

    Reclining Seatbacks
    WARNING Sitting in a reclined position when the vehicle is in motion can be dangerous. Even when buckled up, the safety belts cannot do their job when reclined like this. The shoulder belt cannot do ...

    Using Voice Commands During a Planned Route
    Cancel Route 1. Push . System responds: “OnStar ready,” then a tone. Say “Cancel route.” System responds: “Would you like to cancel route directions to your destination?” 2. Say “Yes. ...

    Memory Features
    Memory Features On vehicles with the memory feature, the controls on the driver door are used to program and recall memory settings for the driver seat, outside mirrors, and the adjustable thrott ...