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.

    See also:

    Cargo Cover (Wagon)
    The cargo cover can be used to cover items in the cargo area. To install the cargo cover: 1. Hold the cartridge with the pull-out shade toward the rear of the vehicle. 2. Align the cartridg ...

    Footnotes — Maintenance Schedule Additional Required Services — Severe
    a) Vehicles with different size front and rear tires do not have tire rotation. See Tire Rotation. b) Or every two years, whichever comes first. c) Check all fuel and vapor lines and hoses f ...

    If the System Needs Service
    If the navigation system needs service and the steps listed here have been followed but there are still problems, see your dealer for assistance. ...