This Preliminary Information communication provides information to the technician about vehicles that have...
Chevrolet technical service bulletin PIT4745B for 2007-2011, 2014 Chevrolet Silverado 1500, 2014 GMC Sierra 1500 and 2007-2015 Chevrolet Silverado 2500 and others.
- Bulletin number
- PIT4745B
- Component
- Structure: frame and members
- Summary
- This Preliminary Information communication provides information to the technician about vehicles that have raised dents or ripple appearance in the side outer panel of the cargo box around the perimeter of the wheel house opening. Technician should first access the rear of the inner wheelhouse area through the tail lamp cavity and the front of the wheelhouse from under the vehicle, and coat the inner hem of the wheel house to side outer panel with 3M Rust Fighter I. After allowing the 3M Rust Fighter I to dry then apply several coats of Nox Rust X-121B undercoating Part number 12346501.
Owners of these vehicles have filed 527 complaints in the body category.
Vehicles covered
- Chevrolet Silverado 1500 2007-2011, 2014 200720082009201020112014
- GMC Sierra 1500 2014 2014
- Chevrolet Silverado 2500 2007-2015 20082009201020112012201320142015
- GMC Sierra 2500 2007-2015 20082009201020112012201320142015
- Chevrolet Silverado 3500 2013 2013
- GMC Sierra Denali 2007-2013, 2015 20072008200920102011201220132015
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