Gmc: fuel rail pressure sensor performance DTC P0191
Chevrolet technical service bulletin PIP-4430 for 2006-2008 Chevrolet Silverado, 2006-2008 GMC Sierra and 2007-2008 Chevrolet Express and others.
- Bulletin number
- PIP-4430
- Component
- Fuel system, gasoline: fuel injection system: fuel rail
- Summary
- Gmc: fuel rail pressure sensor performance dtc p0191. May set due to actual fuel rail pressure not dropping quickly enough when the engine is shut off.
Vehicles covered
- Chevrolet Silverado 2006-2008 200620072008
- GMC Sierra 2006-2008 200620072008
- Chevrolet Express 2007-2008 20072008
- GMC Savana 2007-2008 20072008
- Chevrolet Kodiak 2007-2008 20072008
- GMC Topkick 2007-2008 20072008
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