GMC Terrain: 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 on page 3‑32 and Adding Equipment to the Airbag-Equipped Vehicle on page 3‑33.
See also:
Media center 130 (RES) — AM/FM stereo radio with CD PLAYER (MP3 AUX jack)
NOTE: The radio sales code is located on the lower right
side of the radio faceplate.
Media Center 130 (RES)
Operating Instructions — Radio Mode
NOTE: The ignition switch must be in the ON or ACC
position to operate the radio.
Power Swit ...
Trailer towing
WARNING - Towing a trailer If you don't use the correct equipment and drive properly,
you can lose control when you pull a trailer. For example, if the trailer is too
heavy, the brakes may not work well - or even at all. You and your passenge ...

Towing