Cellular and GPS Antennas

Avoid placing items over or near the antenna to prevent blocking cellular and GPS signal reception. Cellular reception is required for OnStar to send remote signals to the vehicle.

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    Wiper Blades
    Wiper blades need to be cleaned and kept in good condition to provide a clear view. • Signs of wear include streaking, skipping across the windshield, and worn or split rubber. • Trained dealer ...

    Rear Window Defogger
    The rear window defogger uses a warming grid to remove fog from the rear window. (Rear Window Defogger): For vehicles with this feature, press to turn the defogger on or off. It automatically turns ...

    Consistency of Readings
    Always check the fluid level at least twice using the procedure described previously. Consistency (repeatable readings) is important to maintaining proper fluid level. If readings are still inconsiste ...