Exterior Care
See also:
Playing a CD
If the ignition or radio is turned off with a CD in the player, it stays in the player. When the ignition or radio is turned on, the CD starts playing where it stopped, if it was the last selected aud ...
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.
...
Manual Seats
Manual Seats
A. Seat Adjustment Handle
B. Driver Seat Height Adjustment Lever
C. Seatback Lever
To adjust a manual seat:
1. Lift the handle (A) under the seat to unlock it.
2. Slide the seat ...





