Gmc/chevrolet: check trailer wiring message in dic poor connections at 7-WAY)
Chevrolet technical service bulletin PIT-4801B for 2011 Chevrolet Silverado 1500, 2009-2011 Chevrolet Tahoe and 2007-2010 Chevrolet Silverado and others.
- Bulletin number
- PIT-4801B
- Component
- Electrical system: integrated trailer brake control
- Summary
- Gmc/chevrolet: check trailer wiring message in dic poor connections at 7-way). This concern could be caused by a poor connection at the 7-way trailer connector. There are several manufacturers of 7-way (trailer side) connectors and no industry standard specifications for these connectors. Models avalanche, suburban, tahoe, sierra, silverado, sierra denali, yukon, yukon xl.
Owners of these vehicles have filed 310 complaints in the electrical category.
Vehicles covered
- Chevrolet Silverado 1500 2011 2011
- Chevrolet Tahoe 2009-2011 200920102011
- Chevrolet Silverado 2007-2010 2007200820092010
- Chevrolet Suburban 2009 2009
- GMC Yukon 2009-2011 200920102011
- GMC Sierra 2007-2011 20072008200920102011
- GMC Yukon XL 2009 2009
- Chevrolet Avalanche 2009-2010 20092010
- Chevrolet Suburban 1500 2009-2011 200920102011
- Chevrolet Avalanche 1500 2009-2011 200920102011
- GMC Yukon XL 1500 2009-2011 200920102011
- GMC Sierra Denali 2008-2009 20082009
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