Electrical system
Chevrolet technical service bulletin PIT4423H for 2007-2011 Chevrolet Silverado 1500, 2007-2014 Chevrolet Tahoe and 2007-2014 Chevrolet Suburban and others.
- Bulletin number
- PIT4423H
- Component
- Electrical system
- Summary
- This Preliminary Information communication provides information to the technician about vehicles that have an aftermarket, add-on back up alarm will sound when unlocking the doors with the Remote Keyless Entry remote. Technician can correct this concern by turning off the perimeter lighting feature on vehicles with Driver Information Center controls or install an isolation relay in-line to the backup alarm.
Owners of these vehicles have filed 1,221 complaints in the electrical category.
Vehicles covered
- Chevrolet Silverado 1500 2007-2011 20072008200920102011
- Chevrolet Tahoe 2007-2014 20072008200920102011201220132014
- Chevrolet Suburban 2007-2014 20072008200920102011201220132014
- GMC Yukon 2007-2014 20072008200920102011201220132014
- Chevrolet Silverado 2500 2007-2014 20072008200920102011201220132014
- GMC Yukon XL 2007-2014 20072008200920102011201220132014
- Chevrolet Avalanche 2007-2013 2007200820092010201120122013
- GMC Sierra 2500 2007-2014 20072008200920102011201220132014
- Cadillac Escalade 2007-2014 20072008200920102011201220132014
- Chevrolet Silverado 3500 2013 2013
- GMC Yukon Denali 2007-2013 2007200820092010201120122013
- Chevrolet Express 2008-2014 2008200920102011201220132014
- Cadillac Escalade ESV 2007-2014 20072008200920102011201220132014
- GMC Yukon Denali XL 2007-2013 2007200820092010201120122013
- GMC Savana 2008-2014 2008200920102011201220132014
- GMC Sierra Denali 2007-2013 2007200820092010201120122013
- Cadillac Escalade EXT 2007-2013 2007200820092010201120122013
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