Customer Assistance for Text
Telephone (TTY) Users
To assist customers who are deaf, hard of hearing,
or speech-impaired and who use the Text
Telephones (TTYs), GMC has TTY equipment available
at its Customer Assistance Center. Any TTY user
can communicate with GMC by dialing:
1-800-GMC-8583 (462-8583). (TTY users in
Canada can dial 1-800-263-3830.)
Customer Assistance Offices
GMC encourages customers to call the toll-free number
for assistance. If a U.S. customer wishes to write to
GMC, the letter should be addressed to GMC’s
Customer Assistance Center.
United States
GMC Customer Assistance Center
P.O. Box 33172
Detroit, MI 48232-5172
1-800-GMC-8782 (462-8782)
1-800-GMC-8583 (462-8583)
(For Text Telephone devices (TTYs))
Roadside Assistance: 1-800-GMC-8782 (462-8782)
Fax Number: 313-381-0022
From Puerto Rico
1-800-496-9992 (English)
1-800-496-9993 (Spanish)
Fax Number: 313-381-0022
U.S. Virgin Islands:
1-800-496-9994
Fax Number: 313-381-0022
Canada
General Motors of Canada Limited
Customer Communication Centre, 163-005
1908 Colonel Sam Drive
Oshawa, Ontario L1H 8P7
1-800-263-3777 (English)
1-800-263-7854 (French)
1-800-263-3830 (For Text Telephone devices (TTYs))
Roadside Assistance: 1-800-268-6800
All Overseas Locations
Please contact the local General Motors Business Unit.
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