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:
Transmission
Driver Shift Control (DSC)
Driver Shift Control (DSC) allows you to shift an automatic transmission
similar to a manual transmission. To use the DSC feature:
1. Move the shift lever to the left ...
3.5mm Jack
Connect a 3.5mm (1/8 in) cable to
the auxiliary input jack to use a
portable audio player.
Playback of an audio device that is
connected to the 3.5mm (1/8 in)
jack can only be controlled usin ...
Parking on Hills
WARNING
Parking the vehicle on a hill with the trailer attached can be dangerous. If
something goes wrong, the rig could start to move. People can be injured, and both
the vehicle and the tr ...