See also:

Setting the Tone (Bass/Treble) (AM-FM Radio and AM-FM Radio with CD)
To adjust the bass or treble: 1. Press the knob until Bass or Treble displays. 2. To adjust the setting, do one of the following: • Turn the knob. • Press either SEEK, or SEEK. • Press ...

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 ...

Rear Seat Audio (RSA) System
For vehicles with Rear Seat Audio (RSA), rear seat passengers can listen to and control any of the music sources: radio, CDs, DVDs, or other auxiliary sources. The rear seat passengers can only contro ...