Chevrolet Express 2006–2009 — technical service bulletin
Bulletin TB-09-06-04-022 · NHTSA communication 10030110 · issued May 1, 2009
Technical service bulletin
communication type
Engine and Engine Cooling
component
2006–2009
model years
24
vehicle entries
Official summary
General motors: malfunction indicator lamp (mil) illuminated, intermittent dtc p0191, slow fuel rail pressure (frp) decay, wiring harness connections, voltage fluctuations/interruptions (follow correction information below). *pe updated 11/23/09. *pe
Vehicles covered
- 2006 Chevrolet Express
- 2007 Chevrolet Express
- 2008 Chevrolet Express
- 2009 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
- 2006 GMC Savana
- 2007 GMC Savana
- 2008 GMC Savana
- 2009 GMC Savana
- 2006 GMC Sierra
- 2007 GMC Sierra
- 2008 GMC Sierra
- 2009 GMC Sierra
- 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.