See also:

Windshield Wiper/Washer
The front wiper control is located on the turn and lane-change lever. The windshield wipers are controlled by turning the band with on it. (Mist): For a single wipe, turn to , then release ...

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 ...

OnStar®
If the vehicle is equipped with an active OnStar system, that system may also record data in crash or near crash-like situations. The OnStar Terms and Conditions provides information on data collecti ...