See also:

Power Outlets
The vehicle has 12-volt outlets that can be used to plug in electrical equipment, such as a cell phone or MP3 player. The power outlets are located on the instrument panel below the climate controls, ...

Auxiliary Roof-Mounted Lamp
If the vehicle has this feature, this button includes wiring provisions for a dealer or a qualified service center to install an auxiliary roof lamp. This button is located on the overhead console. ...

Customer Satisfaction Procedure (U.S. and Canada)
Your satisfaction and goodwill are important to your dealer and to GMC. Normally, any concerns with the sales transaction or the operation of the vehicle will be resolved by your dealer's sales or ser ...