Reporting Safety Defects to General Motors
In addition to notifying NHTSA (or Transport Canada) in a situation like this, please notify General Motors.
Call 1-800-GMC-8782 (1-800-462-8782), or write:
GMC Customer Assistance Center
P.O. Box 33172
Detroit, MI 48232-5172
In Canada, call 1-800-263-3777
(English) or 1-800-263-7854
(French), or write:
General Motors of Canada Limited
Customer Care Centre, Mail Code:
CA1-163-005
1908 Colonel Sam Drive
Oshawa, Ontario L1H 8P7
See also:
Steps for Determining Correct Load Limit
1. Locate the statement “The combined weight of occupants and cargo should never
exceed XXX kg or XXX lbs” on your vehicle's placard.
2. Determine the combined weight of the driver and pass ...
Reading Lamps
Press the button near each lamp to turn them on or off.
For more information, see:
• Dome Lamps on page 6‑5.
• Instrument Panel Illumination Control on page 6‑5. ...
Tire Pressure for High-Speed Operation
WARNING
Driving at high speeds, 160 km/h (100 mph) or higher, puts an additional strain on tires.
Sustained high-speed driving causes excessive heat buildup and can cause sudden tire failure.
You c ...