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 ...

Safety System Check
Now and then, check that the safety belt reminder light, safety belts, buckles, latch plates, retractors, and anchorages are all working properly. Look for any other loose or damaged safety belt s ...

Cupholders
Vehicles with cupholders have them located on and behind the center console and in the rear seat armrest. Pull the loop down on the rear seat armrest to access the cupholders. Pull downward on the co ...