Important Bulletins and PIs for Engine Technicians This listing is based on information available as of June 15, 2013. Follow strategy-based diagnostics and check the Service Information for the latest bulletins and PIs. 4 CYL 1.4 LUV/LUJ 1.6 LXV 1.8 LUW/2H0 2011 Chevrolet Cruze PIP5036D Possible oil consumption or blue smoke from the exhaust CEL or fuel trim codes 2011 2012 Chevrolet Cruze 2012 Sonic PI0851A Turbocharger oil feed and return line inspection when servicing turbocharger assembly 2011-2012 Chevrolet Cruze PI0850 Whistle noise heard from engine compartment, rough idle and/or DTC P0171 set 2009-2011 Chevrolet Aveo PIP4977A Diagnostic Tip - Information regarding oil flow and the oil restrictor 2011-2013 Chevrolet Cruze orifice in the engine block deck 2012 2013 Chevrolet Sonic 2009-2010 Pontiac Wave/G3 2008-2009 Saturn Astra 2009-2011 Chevrolet Aveo PI0725 Normal engine cylinder bore marks 2011-2012 Chevrolet Cruze 2012 Chevrolet Sonic 2009-2010 Pontiac G3, Wave 2009-2011 Chevrolet Aveo 2011-2013 Chevrolet Cruze 2012-2013 Chevrolet Sonic PI0867 Intermittent engine no crank, intermittent exhaust Camshaft Position (CMP) sensor signal 1.8 LAY 2009 Pontiac Vibe AIP3423 MIL on after CMP actuator gear replacement 2.0L LTG PI0768C Engine exchange 2013 Chevrolet Malibu 2011-2012 Buick LaCrosse, Regal PI0562F Cold start rattle noise 2.4 LAF/LUK/LEA 2011-2012 Chevrolet Equinox 2011-2012 GMC Terrain 2010-2011 Buick Lacrosse PIP5025A Oil consumption 2.4 LAF 2011 Buick Regal 2010-2011 GMC Terrain 2010 Buick LaCrosse PIP4872 2.4 LAF 2010 Chevrolet Equinox 2010 GMC Terrain 2.5L LCV PI0768C Engine exchange 2013 Chevrolet Malibu 2.5 LKW 2014 Chevrolet Impala PIP5106 Engine exchange MIL on with P0171 P0089 and/or P228d and high fuel pressure after engine replacement 1
6 CYL All HFV6 3.0 LF1/LFW 3.6 LFX/LLT LY7, LLT 2007-2013 Cadillac CTS 2007-2013 Cadillac SRX 2007-2011 Cadillac STS 2013 Cadillac XTS 2007-2013 GMC Acadia 2010-2013 GMC Terrain 2007-2009 Pontiac G6 2007-2010 Saturn Outlook 2007-2009 Saturn Aura 2007-2013 Buick Lacrosse, Allure (Canada only) 2008-2013 Buick Enclave 2008-2010 Saturn Vue 2010-2013 Chevrolet Camaro 2012-2013 Chevrolet Impala 2008-2012 Chevrolet Malibu 2008-2013 Chevrolet Equinox 2009-2013 Chevrolet Traverse 2008-2009 Pontiac Torrent 2011-2013 Buick Enclave 2011-2013 Buick LaCrosse 2011-2013 Cadillac CTS 2011 Cadillac STS 2011-2013 Cadillac SRX 2013 Cadillac XTS 2011-2013 Chevrolet Camaro 2012-2013 Chevrolet Caprice PPV 2012-2013 Chevrolet Captiva Sport 2011-2013 Chevrolet Equinox 2012-2013 Chevrolet Impala 2011-2013 Chevrolet Traverse 2011-2013 GMC Terrain 2008-2011 Buick Enclave 2007-2011 Chevrolet Malibu 2009-2011 Chevrolet Traverse 2007-2011 GMC Acadia 2007-2010 Saturn OUTLOOK PIP4384G PIP4959C PI0746C Supplement to SI timing procedure for high feature V-6 engine Cold start misfires Poor acceleration, throttle body freezing, multiple DTCs set, ice deposits and/or oil deposits present in air inlet duct 2
6 CYL ALL HVV6 3.5 /3.9 4.3LVIN H RPO LV3 2009-2011 Buick Lucerne 2006 Buick Rendezvous 2005-2006 Buick Terraza 2007-2011 Chevrolet Impala 2007-2010 Chevrolet Malibu 2006-2007 Chevrolet Monte Carlo 2005-2006 Chevrolet Uplander 2005-2008 Pontiac G6 2005-2006 Pontiac Montana SV6 2007-2008 Saturn Aura 2005-2006 Saturn Relay 2007 Saturn Vue PIP5064C 2014 Chevrolet Silverado, GMC Sierra PIP5114 Engine exchange 3 Rough running - idle surge - CEL on or CMP actuator codes after installation of reman HVV6 4.6 LHU 2007-2009 Cadillac SRX, STS, XLR PIP4577M SES light with DTCs P0171 and P0174 - Possible air leaks L52/LL8/LLR/LK5/LLV 2004-2009 Chevrolet TrailBlazer 2004-2011 Chevrolet Colorado 2004-2011 GMC Envoy 2004-2011 GMC Canyon 2004-2009 Hummer H3 2006-2009 Buick Rainier 2006-2011 Chevrolet Colorado 2006-2009 Chevrolet TrailBlazer 2006-2011 GMC Canyon 2006-2009 GMC Envoy PIP3694E PIP4913 Belt noise rough idle and/or SES light with DTC P0014 and/or P0017 - Inspect CMP actuator solenoid and crankshaft end play SES light intermittent DTC P0017 after cylinder head replacement engine oil debris contamination 5.3LVIN C RPO L83 2014 Chevrolet Silverado, GMC Sierra PIP5114 Engine exchange 2008-2009 Buick LaCrosse, Allure (Canada Only) 2007 Buick Rainier 2007-2012 Cadillac Escalade 2010-2012 Chevrolet Camaro SS 2007-2012 Chevrolet Avalanche, Silverado, PIP4568L Tick noise and/or misfires on AFM cylinders 1 4 6 and/or 7 Suburban, Tahoe L76, L77, L94, L99, 2006-2009 Chevrolet Trailblazer LC9, LFA, LH6, LMG, 2006-2009 Chevrolet Impala SS LS 4, LY5, LZ1 2006-2007 Chevrolet Monte Carlo SS 2006-2009 GMC Envoy 2007-2012 GMC Sierra, Yukon 2008-2009 Pontiac G8 2005-2008 Pontiac Grand Prix GXP 2006-2009 Saab 97x
8 CYL L94, L99, LZ1, LC9, LH6, L76, L92, LFA, LMG, LY5 V8 engine 6.0 LC8 2007-2011 Cadillac Escalade Models 2007-2011 Chevrolet Avalanche, Silverado 1500, Suburban, Tahoe 2010-2011 Chevrolet Camaro 2007-2011 GMC Sierra 1500, Sierra Denali, Yukon Models 2008-2009 Pontiac G8 GT 2004-2007 Buick Rainier 2008-2009 Buick LaCrosse, Allure (Canada Only) 2006-2013 Cadillac CTS-V 2002-2013 Cadillac Escalade 2010-2013 Chevrolet Camaro 2011-2013 Chevrolet Caprice 2002-2013 Chevrolet Avalanche 1999-2013 Chevrolet Express, Silverado, Suburban, Tahoe 2009-2013 Chevrolet Colorado 2003-2009 Chevrolet Trailblazer 2006-2009 Chevrolet Impala SS 2006-2007 Chevrolet Monte Carlo SS 2003-2006 Chevrolet SSR 2005-2013 Chevrolet Corvette 2009-2013 GMC Canyon 2003-2009 GMC Envoy 1999-2013 GMC Savana, Sierra, Yukon 2003-2010 Hummer H2 2008-2010 Hummer H3 2008-2010 Pontiac G8 2005-2006 Pontiac GTO 2005-2008 Pontiac Grand Prix GXP 2005-2009 Saab 97x 2012 Chevrolet Express 2012 GMC Savana 10-06-01-008I Oil consumption AFM engines PIP4138M SES light, misfire, DTC P0300, and/or a chirp, squeak, squeal, or tick noise PI0802 2013 and Prior GM Passenger Cars and Trucks 01-00-89-010I 2011 Chevrolet Express 2500, 3500 Cargo Vans PI0528A 2011 GMC Savana 2500, 3500 Cargo Vans Fuel gauge inoperative, P0463 DTC set, Malfunction Indicator Lamp (MIL) light on, fuel gauge drops to empty after 1/2 tank Comeback prevention information and using Customer Concern Verification Sheets (CCVS) Intermittent engine flutter during hard braking maneuver, engine hard to start 4
8 CYL LFA, LY2, L20, LMG LC9, LH6, LMF, LH8 LH9, L76, LS2, LY5, LY6, L92, L96 LZ1, L94, L9H DIESEL 2008-2011 Cadillac Escalade Models 2009-2011 Cadillac Escalade Two-Mode Hybrid 2008-2009 Chevrolet TrailBlazer 2008-2011 Chevrolet Avalanche, Colorado, Express, Silverado, Suburban, Tahoe 2008-2011 Chevrolet Tahoe Two-Mode Hybrid 2009-2011 Chevrolet Silverado Two-Mode Hybrid 2008-2009 GMC Envoy 2008-2011 GMC Canyon, Savana, Sierra, Sierra Denali, Yukon Models 2008-2011 GMC Yukon Two-Mode Hybrid 2009-2011 GMC Sierra Two-Mode Hybrid 2008-2009 HUMMER H2 2008-2010 HUMMER H3 11-06-04-007c Malfunction Indicator Lamp (MIL) illuminated, reduced engine power message displayed, DTC P2135 set 2.0 (LUZ) 2014 Chevrolet Cruze PIP5116 Engine exchange 2004-2005 Chevrolet Silverado 2500HD, 3500 PIP3129B Smoke, fuel knock, surging and high injector balance rates 2004-2005 GMC Sierra 2500 HD, 3500 2004-2005 Chevrolet Kodiak 2004-2005GMC TopKick 2004 2005 Chevrolet Silverado 05-06-04- Service Engine Soon (SES) light on with reduction in engine power, 6.6 LLY 2004 2005 Chevrolet Kodiak C4500/C5500 Series 047B DTCs P0202 and P2149 or P0207 and P2146 or P1294 set (Install 2004 2005 GMC Sierra revised 90 degree injector connector w/harness support bracket kit) 2004 2005 GMC Topkick C4500/C5500 Series 2004-2009 Chevrolet Express, Kodiak, Silverado, Silverado Classic 2004-2009 GMC Savana, Sierra, Sierra Classic, PIP4629A Diesel engine turbo DTC P2563 or P003A 6.6L ( LGH, LML) Topkick 2010-2013 Chevrolet Express 2010-2013 GMC Savana 2011-2013 Chevrolet Silverado 2011-2013 GMC Sierra Equipped with the 6.6 Duramax Diesel Engine (RPO codes LML and LGH) PIP5088 6.6L Duramax diesel engine (RPO LGH and LML) part number 12638502 5
DIESEL 2007-2009 Chevrolet Kodiak, Silverado 2007-2009 GMC Sierra, Topkick PIP4516D Light and medium duty trucks EGR DTC P0401 6.6 LMM 2006 2007 Chevrolet Express, Kodiak C4500/C5500 Series, Silverado, Silverado Classic 2001-2007 Chevrolet Silverado Classic 2001-2007 GMC Sierra Classic 2007-2009 Chevrolet Silverado 2007-2009 GMC Sierra 08-06-04-029C PIP4526 LBZ, LLY, LMM MIL/SES Light On, DTC P0087-Fuel Rail Pressure (FRP) too low, lack of performance, no power, engine runs rough, no start (diagnose fuel system components) Diesel engine fuel line repairs 6.6 LML 2011-2013 Chevrolet Silverado and GMC Sierra PIP5007A Exhaust fluid quality poor message difficult to clear 2010-2011 Chevrolet Express, Silverado PIP4829B Service exhaust fluid message will not clear 2010-2011 GMC Savana, Sierra PIP4949C Duramax diesel hard start no start or DTC P0087 injection pump replacement ALL ENGINES All engines 2013 and Prior GM Passenger Cars and Trucks 00-06-01-012D Use of surface conditioning disks when cleaning engine gasket sealing surfaces and/or reused engine parts 6