Loss of Control
See also:
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 ...
Operation
AM-FM Radio
Radio with CD (MP3) Shown; Radio with USB and CD (MP3), Radio with USB and
Six-Disc CD (MP3), and Radio with CD Similar
Radio with USB, CD, and DVD (MP3)
The vehicle has one of ...
Automatic Headlamp System
When it is dark enough outside, the headlamps come on automatically.
Do not cover the light sensor on top of the instrument panel or the headlamps
will come on when they are not needed.
The syst ...





