See also:

Adjusting the Speakers (Balance/Fade) (All Except AM-FM Radio and Radio with CD)
BAL/FADE (Balance/Fade): To adjust the balance or fade: 1. Press the knob until the speaker control tabs display. 2. Highlight the desired speaker control tab by doing one of the following: • Pr ...

Safety System Check
Now and then, check that the safety belt reminder light, safety belts, buckles, latch plates, retractors, and anchorages are all working properly. Look for any other loose or damaged safety belt syst ...

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 ...