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 ...

Tire Rotation
Tires should be rotated every 12 000 km (7,500 mi). See Maintenance Schedule on page 11‑3. Tires are rotated to achieve a uniform wear for all tires. The first rotation is the most important. ...

Replacing the Engine Air Cleaner/ Filter
1. Locate the air cleaner/filter assembly. See Engine Compartment Overview on page 10‑6. 2. Loosen the four screws on the cover of the housing and lift up the cover. 3. Remove the engine a ...