See also:

Headlamp High/Low-Beam Changer
Headlamp High/Low&-Beam Changer: Push the turn signal/lane change lever away from you and release, to turn the high beams on. To return to low beams, push the lever again or pull it toward yo ...

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 ...

Error Messages
If Disc Error displays and/or the disc comes out, it could be for one of the following reasons: ○ The disc has an invalid or unknown format. ○ The disc is very hot. Try the disc again ...