Horn
Pressa 
on the steering wheel pad
to sound the horn.
See also:
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 ...
Under the Hood
Mechanical features include:
185-horsepower, 2.9-liter inline-four-cylinder with aluminum block and
cylinder head, dual overhead camshafts and four valves per cylinder that makes
190 pounds-feet ...
Wheel Alignment
Wheel alignment is critical for ensuring that the tires deliver optimal wear and performance.
• Signs that the alignment may need to be adjusted include pulling, improper vehicle handling, or unusu ...