Chevrolet Express 2010–2015 — technical service bulletin
Bulletin PIP5085C · NHTSA communication 10112228 · issued Sep 15, 2014
Technical service bulletin
communication type
Engine and Engine Cooling
component
2010–2015
model years
27
vehicle entries
Official summary
This Preliminary Information communication provides information to the technician about vehicles that have a Malfunction Indicator Lamp on. Technician may find a P0420, P24A0 and/or P2463 set. Technician should use published Service Information diagnostics for the Diagnostic Trouble Code. If the diagnostic leads to diagnosis or replacement of the Q57 Indirect Exhaust After treatment Fuel Injector, document all of your test results.
Vehicles covered
- 2010 Chevrolet Express
- 2011 Chevrolet Express
- 2012 Chevrolet Express
- 2013 Chevrolet Express
- 2014 Chevrolet Express
- 2015 Chevrolet Express
- 2011 Chevrolet Silverado
- 2012 Chevrolet Silverado
- 2013 Chevrolet Silverado
- 2015 Chevrolet Silverado
- 2014 Chevrolet Silverado 1500
- 2014 Chevrolet Silverado 2500
- 2010 GMC Savana
- 2011 GMC Savana
- 2012 GMC Savana
- 2013 GMC Savana
- 2014 GMC Savana
- 2015 GMC Savana
- 2011 GMC Sierra
- 2012 GMC Sierra
- 2013 GMC Sierra
- 2015 GMC Sierra
- 2014 GMC Sierra 1500
- 2014 GMC Sierra 2500
- 2011 GMC Sierra Denali
- 2012 GMC Sierra Denali
- 2013 GMC Sierra Denali
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.