Horn
To sound the horn, press the center pad on the steering wheel.
See also:
Certification/Tire Label
Certification/Tire Label
A vehicle specific Certification/ Tire label is found on the rear edge of the driver door. The label shows the size of your vehicle's original tires and the inflation press ...
Roadside Assistance Program
U.S.: 1-888-881-3302
TTY Users (U.S.): 1-888-889-2438
Canada: 1-800-268-6800
Mexico: 01-800-466-0801
As the owner of a new GMC, you are automatically enrolled in the Roadside Assistance program.
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Manual Lumbar
Manual Lumbar
If equipped, increase or decrease manual lumbar support by turning the knob forward or rearward. ...





