GMC Logo2011 GMC Sierra 3500HD III (GMT900, facelift 2011) Extended Cab Long Box: Dashboard and cabin interior with steering wheel and control panel

Dashboard and cabin interior with steering wheel and control panel

Cabin interior showing the dashboard with control panel, music system, climate controls, steering wheel, and seating area.

View Dimensions of the 2011 GMC Sierra 3500HD III (GMT900, facelift 2011) Extended Cab Long Box

View 30 images of the 2011 GMC Sierra 3500HD III (GMT900, facelift 2011) Extended Cab Long Box

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Small red car