See also:

2011 GMC Sierra 2500HD Review
The "professional grade" brand unveiled the 2011 GMC Sierra Heavy Duty lineup at the 2010 NTEA Work Truck Show. Most of the technical specifications of GM's HD pickups are identical, but ...

EQ Settings
The EQ settings are selected through the tone menu. Press the left or right arrows to cycle through the EQ options. The available choices are Pop, Rock, Jazz, Classical, and Talk. ...

Before Driving
The RSE is designed for rear seat passengers only. The driver cannot safely view the video screen while driving and should not try to do so. In severe or extreme weather conditions, the RSE system mi ...