Chevrolet Express 2010–2015 — technical service bulletin
Bulletin PIP-4942-B · NHTSA communication 10056258 · issued Jul 1, 2014
Technical service bulletin
communication type
Fuel System, Other
component
2010–2015
model years
20
vehicle entries
Official summary
Gmc/chevrolet: at bottom of flywheel housing, a leak is found, causing a fuel odor, due to high pressure pump to high pressure line fitting or fuel rail connection. 2010-2015 express, sierra, savana, silverado. *pe
Vehicles covered
- 2010 Chevrolet Express
- 2011 Chevrolet Express
- 2012 Chevrolet Express
- 2013 Chevrolet Express
- 2014 Chevrolet Express
- 2011 Chevrolet Silverado
- 2012 Chevrolet Silverado
- 2013 Chevrolet Silverado
- 2014 Chevrolet Silverado
- 2015 Chevrolet Silverado
- 2010 GMC Savana
- 2011 GMC Savana
- 2012 GMC Savana
- 2013 GMC Savana
- 2014 GMC Savana
- 2011 GMC Sierra
- 2012 GMC Sierra
- 2013 GMC Sierra
- 2014 GMC Sierra
- 2015 GMC Sierra
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.