See also:

Headlamps, Front Turn Signal, Sidemarker, and Parking Lamps
A. Low-Beam Headlamp B. High-Beam Headlamp C. Sidemarker Lamp D. Park/Turn Signal Lamp To replace one of these bulbs: 1. Turn the tire to reach the access port cap located in the front of wheel ...

Reporting Safety Defects to General Motors
In addition to notifying NHTSA (or Transport Canada) in a situation like this, please notify General Motors. Call 1-800-GMC-8782 (1-800-462-8782), or write: GMC Customer Assistance Center P.O. Box ...

Blind Spot Mirrors
The blind spot mirror is a small convex mirror built into the upper and outer corner of both outside mirrors. It can show objects that may be in the vehicle's blind zone. Driving with the Blind Spot ...