GMC Sierra
Sierra is a 4-door, up to 6-passenger full size pickup.
See also:
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 ...
XM™ Radio Messages
XL (Explicit Language Channels): These channels, or any others, can be blocked at a customer's request, by calling 1-800-929-2100 in the U.S. and 1-877-438-9677 in Canada.
XM Updating: The encryption ...
Child Restraint Systems
(A) Rear-Facing Infant Seat
A rear-facing infant seat (A) provides restraint with the seating surface against the back of the infant.
The harness system holds the infant in place and, in a crash, ...