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 when the temperature returns to normal.
○ The road is very rough. Try the disc again when the road is smoother.
○ The disc is dirty, scratched, wet, or upside down.
○ The air is very humid. Try the disc again later.
○ There was a problem while burning the disc.
○ The label is caught in the CD player.
If the CD is not playing correctly, for any other reason, try a known good CD.
If any error continues, contact your dealer.
See also:
Introduction
The names, logos, emblems, slogans, vehicle model names, and vehicle body designs appearing in this manual including, but not limited to, GM, the GM logo, GMC, the GMC Truck Emblem, and SIERRA are ...
Radio Frequency Identification (RFID)
RFID technology is used in some vehicles for functions such as tire pressure monitoring and ignition system security, as well as in connection with conveniences such as key fobs for remote door lockin ...
Customer Assistance Offices (U.S. and Canada)
GMC encourages customers to call the toll-free number for assistance.
However, if a customer wishes to write or e-mail GMC, the letter should be addressed to:
United States
GMC Customer Assistance ...





