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:

    Vehicle Load Limits
    It is very important to know how much weight your vehicle can carry. This weight is called the vehicle capacity weight and includes the weight of all occupants, cargo, and all nonfactory-installed ...

    Low-Profile Tires
    If the vehicle has P235/50R18, 245/45ZR19, P245/45R19, 255/40ZR19, P265/45R18, 275/40ZR19 or 285/35ZR19 size tires, they are classified as low–profile tires. These tires are designed for v ...

    Lower Anchor and Top Tether Anchor Locations
    Second Row — 60/40 (Lower Anchor): Seating positions with two lower anchors. (Top Tether Anchor): Seating positions with top tether anchors. For models with 60/40 second row seating, the rea ...