Chevrolet Avalanche 2007–2013 — technical service bulletin
Bulletin PIT4508C · NHTSA communication 10112452 · issued Oct 5, 2012
Technical service bulletin
communication type
Electrical System
component
2007–2013
model years
60
vehicle entries
Official summary
This Preliminary Information communication provides information to the technician about vehicles that the cruise control being inoperative. Technician may find Diagnostic Trouble Code B3894 set in the Trailer Brake Control Module. Technician should follow published Service Information diagnostics first. Technician should check the "Master Cylinder Pressure" sensor parameter listed in the Trailer Brake Control Module data list. If it is displaying pressure with no brake pedal input, suspect a concern with the Master Cylinder Pressure Sensor, wiring/terminals, or Electronic Brake Control Module.
Vehicles covered
- 2007 Chevrolet Avalanche
- 2008 Chevrolet Avalanche
- 2009 Chevrolet Avalanche
- 2010 Chevrolet Avalanche
- 2011 Chevrolet Avalanche
- 2012 Chevrolet Avalanche
- 2013 Chevrolet Avalanche
- 2007 Chevrolet Silverado
- 2008 Chevrolet Silverado
- 2009 Chevrolet Silverado
- 2010 Chevrolet Silverado
- 2011 Chevrolet Silverado
- 2012 Chevrolet Silverado
- 2013 Chevrolet Silverado
- 2007 Chevrolet Suburban
- 2008 Chevrolet Suburban
- 2009 Chevrolet Suburban
- 2010 Chevrolet Suburban
- 2011 Chevrolet Suburban
- 2012 Chevrolet Suburban
- 2013 Chevrolet Suburban
- 2007 Chevrolet Tahoe
- 2008 Chevrolet Tahoe
- 2009 Chevrolet Tahoe
- 2010 Chevrolet Tahoe
- 2011 Chevrolet Tahoe
- 2012 Chevrolet Tahoe
- 2013 Chevrolet Tahoe
- 2007 GMC Sierra
- 2008 GMC Sierra
- 2009 GMC Sierra
- 2010 GMC Sierra
- 2011 GMC Sierra
- 2012 GMC Sierra
- 2013 GMC Sierra
- 2007 GMC Sierra Denali
- 2008 GMC Sierra Denali
- 2009 GMC Sierra Denali
- 2010 GMC Sierra Denali
- 2011 GMC Sierra Denali
- 2012 GMC Sierra Denali
- 2013 GMC Sierra Denali
- 2007 GMC Yukon
- 2008 GMC Yukon
- 2009 GMC Yukon
- 2010 GMC Yukon
- 2011 GMC Yukon
- 2012 GMC Yukon
- 2013 GMC Yukon
- 2007 GMC Yukon Denali
- 2008 GMC Yukon Denali
- 2009 GMC Yukon Denali
- 2010 GMC Yukon Denali
- 2011 GMC Yukon Denali
- 2012 GMC Yukon Denali
- 2013 GMC Yukon Denali
- 2007 GMC Yukon Denali XL
- 2008 GMC Yukon Denali XL
- 2009 GMC Yukon Denali XL
- 2010 GMC Yukon Denali XL
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.