Conversions and Add-Ons
Add-On Electrical Equipment
Notice: Do not add anything electrical to the vehicle unless you check with your dealer first.
Some electrical equipment can damage the vehicle and the damage would not be covered by the vehicle's warranty. Some add-on electrical equipment can keep other components from working as they should.
Add-on equipment can drain the vehicle's 12-volt battery, even if the vehicle is not operating.
The vehicle has an airbag system.
Before attempting to add anything electrical to the vehicle, see Servicing the Airbag-Equipped Vehicle and Adding Equipment to the Airbag-Equipped Vehicle .
See also:
Controls
The infotainment system is operated
by using the pushbuttons,
multifunction knobs, menus shown
on the display, and steering wheel
controls, if equipped. ...
Automatic Transmission Operation
There are several different positions for your gear
shift lever.
PARK (P): This position locks the rear wheels.
It is the best position to use when you start the
engine because your vehicle ...
Unable to Connect to OnStar
Message
If there is limited cellular coverage
or the cellular network has reached
maximum capacity, this message
may come on. Push to try the
call again or try again after driving a
few miles into ...
