Chevrolet encourages customers to call the toll-free number for assistance. However, if a customer wishes to write or e-mail Chevrolet, the letter should be addressed to:
United States and Puerto Rico
Chevrolet Motor Division
Chevrolet Customer Assistance
Center
P.O. Box 33170
Detroit, MI 48232-5170
1-800-222-1020
1-800-833-2438 (For Text
Telephone Devices (TTYs))
Roadside Assistance:
1-800-243-8872
From U.S. Virgin Islands: 1-800-496-9994
Canada
General Motors of Canada
Company
Customer Care Centre, Mail Code:
CA1-163-005
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
Overseas
Please contact the local General Motors Business Unit.
Customer Satisfaction
Procedure
Customer Assistance for Text
Telephone (TTY) UsersControl Valve Upper Body Assembly - Lower Body Spacer Plate Side Automatic Transmission Unit
Control Valve Upper Body Assembly– Lower Body Spacer Plate Side(2)Line(3)Decrease(5)TCC Release(6)TCC Apply(7)Cooler Feed(10)Compensator Feed(11)Actuator Feed Limit(14)PCS R1/456 Clutch(19)R1/456 Clutch Feed(20)R1/456 Feedback(21)R1 Supply(22)R1(23)PCS 35 Reverse Clutch(24)Reverse(25)35 Reverse Cl ...