DVD Distortion
Video distortion can occur when operating cellular phones, scanners, CB radios, Global Position Systems (GPS)*, two-way radios, mobile fax machines, or walkie talkies.
It might be necessary to turn off the DVD player when operating one of these devices in or near the vehicle.
*Excludes the OnStar® System.
See also:
Transfer Case
Refer to the Maintenance Schedule to determine how often to check the lubricant
and when to change it. See Maintenance Schedule on page 11‑3. ...
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 ...
Exterior Lamp Controls
The exterior lamps control is located on the instrument panel to the left of the steering wheel.
It controls the following systems:
• Headlamps
• Taillamps
• Parking Lamps
• License Pla ...





