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 communicate with GMC by dialing:
1-800-462-8583. TTY users in Canada can dial 1-800-263-3830.
See also:
OnStar Additional Information
Transferring Service
Push to request account transfer eligibility information. The Advisor can assist in canceling or removing account information. If OnStar receives information that vehicle owners ...
Voice Pass-Thru
Voice pass&-thru allows access to the voice recognition commands on the cell
phone. See your cell phone manufacturer's user guide to see if the cell phone supports
this feature.
To access ...
Instrument Panel Fuse Block
The instrument panel fuse block is located on the passenger side panel of the
center console. To access the fuses, open the fuse panel door from the passenger
side by pulling it out.
To reinsta ...