This PI was superseded to update model years and add information concerning idle surge, reduced engine...
Chevrolet technical service bulletin PIP4578B for 2006-2011, 2014 Chevrolet Silverado 1500, 2006-2009 Chevrolet Impala and 2006-2018 Chevrolet Tahoe and others.
- Bulletin number
- PIP4578B
- Component
- Engine and engine cooling
- Summary
- This PI was superseded to update model years and add information concerning idle surge, reduced engine power mode, and/or DTCs P0068, P0121, P1516, P2101, P2119, and/or P2176 that may be experienced on high mileage vehicles. Please discard PIP4578.
Owners of these vehicles have filed 3,705 complaints in the engine category.
Vehicles covered
- Chevrolet Silverado 1500 2006-2011, 2014 2006200720082009201020112014
- Chevrolet Impala 2006-2009 2006200720082009
- Chevrolet Tahoe 2006-2018 20112012201320142015201620172018
- GMC Sierra 1500 2007-2018 20112012201320142015201620172018
- Chevrolet Silverado 2017 2017
- Chevrolet Suburban 2006-2018 20112012201320142015201620172018
- Chevrolet Trailblazer 2006-2009 2006200720082009
- Pontiac Grand Prix 2007-2008 20072008
- Chevrolet Corvette 2006-2018 20112012201320142015201620172018
- GMC Yukon 2006-2018 20112012201320142015201620172018
- Chevrolet Silverado 2500 2006-2018 20112012201320142015201620172018
- Chevrolet Colorado 2008-2009 20082009
- Chevrolet Camaro 2010-2018 20112012201320142015201620172018
- GMC Envoy 2006-2009 2006200720082009
- Cadillac CTS 2007-2018 20112012201320142015201620172018
- Chevrolet Monte Carlo 2006-2008 200620072008
- Chevrolet Avalanche 2007-2013 2007200820092010201120122013
- GMC Sierra 2500 2007-2018 20112012201320142015201620172018
- Cadillac Escalade 2007-2018 20112012201320142015201620172018
- GMC Canyon 2008-2009 20082009
- Chevrolet Silverado 3500 2006-2018 20112012201320142015201620172018
- Chevrolet Avalanche 1500 2006 2006
- Hummer H3 2008-2009 20082009
- Chevrolet Express 2006-2017 20102011201220132014201520162017
- GMC Sierra 3500 2007-2018 20112012201320142015201620172018
- Buick Rainier 2007 2007
- GMC Savana 2006-2017 20102011201220132014201520162017
- Hummer H2 2007-2008 20072008
- Pontiac G8 2008-2009 20082009
- Saab 9-7X 2006-2009 2006200720082009
- Chevrolet T-Series 2006-2009 2006200720082009
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