See also:

Power Seat Adjustment
A. Seat Adjustment Control B. Seatback Control C. Lumbar Control To adjust a power seat, if equipped: • Move the seat forward or rearward by sliding the control (A) forward or rearward. • R ...

Rear Seats
The vehicle's rear seat has head restraints in the outboard seating positions that cannot be adjusted. Rear outboard head restraints are not designed to be removed. ...

Overview
The GMC Sierra All Terrain HD concept is an exploration of heavy-duty truck capability combined with greater off-road versatility. It is highlighted by a bold exterior design, enhanced all-terrain ...