See also:

Safety Chains
Always attach chains between the vehicle and the trailer. Cross the safety chains under the tongue of the trailer to help prevent the tongue from contacting the road if it becomes separated from ...

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. ...

Interactive Drive Control System
The vehicle may have the Interactive Drive Control System (IDCS). IDCS adapts to the driving style and preference of the driver within one of three driving modes: Standard: Use for normal city and ...