Auxiliary Devices
See also:
Lamps
Properly working headlamps, taillamps, and brake lamps are important to see and be seen on the road.
• Signs that the headlamps need attention include dimming, failure to light, cracking, or damage ...
Floor Mats
WARNING
If a floor mat is the wrong size or is not properly installed, it can interfere
with the pedals. Interference with the pedals can cause unintended acceleration
and/or increased stopping d ...
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 ...





