Auxiliary power to 7-WAY trailer connector
Chevrolet technical service bulletin 4407 for 2007-2008 Chevrolet Silverado 1500, 2007-2008 Chevrolet Tahoe and 2007-2008 GMC Sierra 1500 and others.
- Bulletin number
- 4407
- Component
- Electrical system
- Summary
- Auxiliary power to 7-way trailer connector. Kb
Owners of these vehicles have filed 773 complaints in the electrical category.
Vehicles covered
- Chevrolet Silverado 1500 2007-2008 20072008
- Chevrolet Tahoe 2007-2008 20072008
- GMC Sierra 1500 2007-2008 20072008
- Chevrolet Silverado 2007 2007
- GMC Yukon 2007-2008 20072008
- Chevrolet Silverado 2500 2007-2008 20072008
- GMC Sierra 2008 2008
- GMC Sierra 2500 2007-2008 20072008
- Cadillac Escalade 2007-2008 20072008
- Chevrolet Suburban 1500 2007-2008 20072008
- Chevrolet Silverado 3500 2007-2008 20072008
- Chevrolet Avalanche 1500 2007-2008 20072008
- GMC Sierra 3500 2007-2008 20072008
- Cadillac Escalade ESV 2007-2008 20072008
- GMC Yukon XL 1500 2007-2008 20072008
- Chevrolet Suburban 2500 2008 2008
- Cadillac Escalade EXT 2007-2008 20072008
- Chevrolet Avalanche 2500 2007 2007
- GMC Yukon XL 2500 2007-2008 20072008
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