Ignition Transmission Lock Check
While parked, and with the parking brake set, try to turn the ignition to LOCK/OFF in each shift lever position.
• The ignition should turn to LOCK/OFF only when the shift lever is in P (Park).
• The ignition key should come out only in LOCK/OFF.
Contact your dealer if service is required.
See also:
All-Wheel Drive
Vehicles with this feature always send engine power to all four wheels. It is
fully automatic, and adjusts itself as needed for road conditions.
When using a compact spare tire on an AWD vehicle, t ...
Power Seats
To adjust a power seat, if equipped:
• Move the seat forward or rearward by sliding the control forward or rearward.
• If available, raise or lower the front or rear part of the seat cushion ...
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 ...





