See also:

Exterior Lighting
The exterior lamp control is located on the turn signal/lane change lever. : Turn to operate the exterior lamps. : Turns the exterior lamps off. AUTO: Turns the exterior lamps on and off automat ...

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. ...

Shifting Into Four-Wheel Drive Low
When Four-Wheel Drive Low is engaged, vehicle speed should be kept below 72 km/h (45 mph). Extended high-speed operation in Four-Wheel Drive Low may damage or shorten the life of the drivetrain. To ...