2012 GMC Sierra 2500HD SLT 4x4 Extended Cab 6.6 ft. box 144.2 in. WB Exterior Photos

    2012 GMC Sierra 2500HD SLT 4x4 Extended Cab 6.6 ft. box 144.2 in. WB exterior

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    View 2012 GMC Sierra 2500HD photos with 360 degree and detailed pictures of the GMC SLT 4x4 Extended Cab 6.6 ft. box 144.2 in. WB.
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