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 ...

Navigating an iPod or USB Device on the Music Navigator Screen (Vehicles with a Navigation System)
1. Press and release or to select the next or previous track within the selected category. 2. Press and hold or to move quickly through the tracks within the selected category. 3. Press and re ...

Driving on Wet Roads
Rain and wet roads can reduce vehicle traction and affect your ability to stop and accelerate. Always drive slower in these types of driving conditions and avoid driving through large puddles and dee ...