Chevrolet Express 2006–2010 — technical service bulletin
Bulletin PI-0474 · NHTSA communication 10038744 · issued May 1, 2011
Technical service bulletin
communication type
Engine and Engine Cooling
component
2006–2010
model years
34
vehicle entries
Official summary
Gm: an 'engine power is reduced' message appears and there is a stored trouble code. This is caused by wear of the internal fuel injector. *rm
Vehicles covered
- 2006 Chevrolet Express
- 2007 Chevrolet Express
- 2008 Chevrolet Express
- 2009 Chevrolet Express
- 2010 Chevrolet Express
- 2006 Chevrolet Kodiak
- 2007 Chevrolet Kodiak
- 2008 Chevrolet Kodiak
- 2009 Chevrolet Kodiak
- 2006 Chevrolet Silverado
- 2007 Chevrolet Silverado
- 2008 Chevrolet Silverado
- 2009 Chevrolet Silverado
- 2010 Chevrolet Silverado
- 2006 Chevrolet Silverado Classic
- 2007 Chevrolet Silverado Classic
- 2010 GMC Sanana
- 2006 GMC Savana
- 2007 GMC Savana
- 2008 GMC Savana
- 2009 GMC Savana
- 2010 GMC Savana
- 2006 GMC Sierra
- 2007 GMC Sierra
- 2008 GMC Sierra
- 2009 GMC Sierra
- 2010 GMC Sierra
- 2006 GMC Sierra Classic
- 2007 GMC Sierra Classic
- 2006 GMC Sierra Denali
- 2006 GMC Topkick
- 2007 GMC Topkick
- 2008 GMC Topkick
- 2009 GMC Topkick
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.