Warranty
OnStar equipment may be warranted as part of the new-vehicle limited warranty. The manufacturer of the vehicle furnishes detailed warranty information.
See also:
Cleaning the RSE Seatback Console
Use only a clean cloth dampened with clean water to clean the RSE seatback console
surface. ...
CD Player Messages
CHECK DISC: If this message displays and/or the CD ejects, it could be for one of the following reasons:
• It is very hot. When the temperature returns to normal, the CD should play.
• The road ...
Customer Assistance for Text Telephone (TTY) Users (U.S. and Canada)
To assist customers who are deaf, hard of hearing, or speech impaired and who use Text Telephones (TTYs), GMC has TTY equipment available at its Customer Assistance Center. Any TTY user can communicat ...





