Control of a Vehicle
Braking, steering, and accelerating are important factors in helping to control a vehicle while driving.
See also:
Customer Assistance Offices (U.S. and Canada)
GMC encourages customers to call the toll-free number for assistance.
However, if a customer wishes to write or e-mail GMC, the letter should be addressed to:
United States
GMC Customer Assistance ...
Audio Output
Audio from the DVD player or auxiliary inputs can be heard through the following:
○ Wireless Headphones
○ Vehicle Speakers
The RSE system transmits the audio signal to the wireless head ...
Manual Lumbar
Manual Lumbar
If equipped, increase or decrease manual lumbar support by turning the knob forward or rearward. ...