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:
Hill Start Assist (HSA)
Non-hybrid vehicles with StabiliTrak have a Hill Start Assist (HSA) feature,
which may be useful when the vehicle is stopped on a grade. This feature is designed
to prevent the vehicle from rollin ...
Towing the Vehicle From the Rear
Notice: Towing the vehicle from the rear could damage it. Also, repairs
would not be covered by the vehicle warranty. Never have the vehicle towed from
the rear. ...
Diagnostics
OnStar Vehicle Diagnostics will perform a vehicle check every month. It will
check the engine, transmission, antilock brakes, and major vehicle systems. It also
checks the tire pressures, if the v ...






