Electrical system
Chevrolet technical service bulletin PIT4657F for 2009-2011 Chevrolet Silverado 1500, 2008-2013 Chevrolet Tahoe and 2008-2013 GMC Yukon and others.
- Bulletin number
- PIT4657F
- Component
- Electrical system
- Summary
- This Preliminary Information communication provides information to the technician about the Multiple Diagnostic Interface or Techline computer terminal locks up during Service Programming System Sequential Programming or failed Service Programming System Sequential Programming event or no communication with any one Hybrid module. Technician will need to contact Techline customer support center for further assistance.
Owners of these vehicles have filed 487 complaints in the electrical category.
Vehicles covered
- Chevrolet Silverado 1500 2009-2011 200920102011
- Chevrolet Tahoe 2008-2013 200820092010201120122013
- GMC Yukon 2008-2013 200820092010201120122013
- Chevrolet Silverado 2500 2009-2013 20092010201120122013
- GMC Yukon XL 2008-2013 200820092010201120122013
- GMC Sierra 2500 2009-2013 20092010201120122013
- Cadillac Escalade 2009-2013 20092010201120122013
- Chevrolet Silverado 3500 2013 2013
- GMC Yukon Denali 2008-2013 200820092010201120122013
- Cadillac Escalade ESV 2009-2013 20092010201120122013
- GMC Yukon Denali XL 2008-2013 200820092010201120122013
- GMC Sierra Denali 2009-2013 20092010201120122013
- Cadillac Escalade EXT 2009-2013 20092010201120122013
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