Electrical System

See also:

Driving with a Trailer
Towing a trailer requires experience. Get familiar with handling and braking with the added trailer weight. The vehicle is now longer and not as responsive as the vehicle is by itself. Check all ...

Headphones
A. Battery cover B. Channel 1 or 2 switch C. Power button D. Volume control E. Power indicator light The RSE includes two 2-channel wireless headphones that are dedicated to this system. Channe ...

Customer Assistance Offices (U.S. and Canada)
GMC encourages customers to call the toll-free number for assistance. However, if a customer wishes to write or e-mail GMC, the letter should be addressed to: United States GMC Customer Assistance ...