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:

    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 ...

    Units
    Select to display English or metric units of measure. Press the set/reset button to select when units is displayed. ...

    Steering Wheel Adjustment
    To adjust the steering wheel: 1. Pull the lever down. 2. Move the steering wheel up or down. 3. Pull or push the steering wheel closer or away from you. 4. Pull the lever up to lock the st ...