Bulletins


BulletinBulletin dateReplacement BulletinItem no.SummaryAdded
ENGINE AND ENGINE COOLING
PIP-4138K01/01/201110037933Gm: the service engine soon light is on, there is also a misfire or engine noise. there are multiple possible causes. *rm06/08/2011
PIP-4138K01/01/201110037933Ready06/08/2011
09-06-93-003B01/01/201110037541Ready05/25/2011
09-06-93-003B01/01/201110037541Gm: check engine light is on with numerous possible fault codes. there may be a short in a turbocharger sensor. *rm05/25/2011
365010018969Engine overheating no coolant flow. *tt01/26/2006
363210018549Service vme - engineering is investigating glow plug failures in northern indiana, northern ohio, and southeast michigan. *tt01/05/2006
03060403610/01/2006030604036A10012561Information on servicing fuel injectors to avoid contamination. *eh updated 03-19-07. *kb03/07/2005
ENGINE AND ENGINE COOLING - ENGINE
PIP-485111/01/201010037492Ready05/24/2011
PIP-485111/01/201010037492Gm: there is an intermittent engine light on due to five possible internal trouble codes. there may also be an extended crank after filling the fuel tank. *rm05/24/2011
PIP-485112/01/2010PIP-4851A10037492Gm: there is an intermittent engine light on due to five possible internal trouble codes. there may also be an extended crank after filling the fuel tank. *rm updated 5/31/11. *pe05/24/2011
PIP-4492P09/01/2010PIP-4492Q10036464Buick/cadillac/chevrolet/gmc/hummer/pontiac/saab: oil consumption and/or exhaust smoke-possible pcv baffle or lifter concern. upon inspection, obvious oil will be found in the intake manifold and/or pcv vacuum tube. *pe updated 3/21/03/16/2011
PIP-4492P08/01/201010036464Buick/cadillac/chevrolet/gmc/hummer/pontiac/saab: oil consumption and/or exhaust smoke-possible pcv baffle or lifter concern. upon inspection, obvious oil will be found in the intake manifold and/or pcv vacuum tube. *pe03/16/2011
TB-09-06-04-02205/01/2009TB-09-06-04-022A10030110General 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). *pe08/03/2009
SB-07-06-04-019A11/01/200810028831General motors: intermittent mil/ses/ dtc p2138 with reduced engine power (repair instrument panel (ip) to body harness connector). 2005-08 gm passengers cars/light duty trucks (incl. saturns). *pe06/01/2009
06060406603/01/2007060604066A10021106Lbz, lly, engine with rough idle, poor performance, black/white exhaust smoke, mil/ses light on and one or more of the following dtc's p003a, p060b, p0230, p0403, p0401, p0606, p2146, p2149, p2152, p2155. (reprogram ecm and replace egr mot03/05/2007
03069300105/01/2006030693001C10020839Diagnostic information on turbocharger malfunction due to lack of engine oil for lbz, lb7, and lly duramax diesel engine. *kb01/24/2007
05030801907/01/2007050308019B10020818Diagnostic information for noise in steering and inspection of idler arm bracket. *kb updated on 09/19/07. *nj01/23/2007
0652905/01/200610020056Water in fuel light inoperative because of an error in the engine control module (ecm) calibration. *tt07/14/2006
0652203/01/200610019930Engine glow plug system concern - reprogram glow plug control module. *tt05/16/2006
374410019828Duramax head gasket and torque specification change. *tt05/02/2006
06060100301/01/200610019474Information on longer main bearing cap bolts required for certain 2001-2006 lb7, lly, lbz duramax diesel engines. *tt03/15/2006
04060400112/01/2006040604001C10011126Various intermittent driveability conditions - hesitation, lack of power, etc. *tt01/03/2005
ENGINE AND ENGINE COOLING - ENGINE - DIESEL
PI-047405/01/201110038744Ready06/27/2011
PI-047405/01/201110038744Gm: an 'engine power is reduced' message appears and there is a stored trouble code. this is caused by wear of the internal fuel injector. *rm06/27/2011
PIP-462904/01/200910030207Chevrolet/gmc: diesel engine turbo dtc p2563 or p003a. may encounter a concern of ses light, reduced power, low power. *pe08/18/2009
SB-08-06-04-029B07/01/2009SB-08-06-04-029C10030123General motors: lbz, lly, lmm mil/ses light n dtc p0087-fuel rail pressure (frp) too low, lack of performance, no power, engine runs rough, no start (diagnose fuel system components). *pe updated 3/1/10. *pe08/05/2009
06060100603/01/200610019849Information on 2006 6.6 lbz lly duramax diesel engine cylinder head gasket change - new head gasket and torque specification. *tt05/05/2006
358608/01/2009PIP-3586F10019434Diesel engine glow plug trouble codes. *tt updated 3/15/10. *pe03/14/2006
372210019439Diesel engine extended idle smoke. *tt03/14/2006
364710018605Diesel engine vibration felt at all rpm. *tt01/06/2006
030693001A08/01/2005030693001B10004319Diagnostic information for turbo failure due to lack of oil or repeat turbo failures. *tt12/02/2003
ENGINE AND ENGINE COOLING - ENGINE - GASOLINE - TURBO-CHARGER
30683068D10009606Oil seepage from turbo air charge cooler hoses or hose blowing off during acceleration. possible diagnostic trouble code p0299. *tt updated 04-24-07. *kb10/08/2004
ENGINE AND ENGINE COOLING - ENGINE - OTHER FUEL TYPES - TURBO-CHARGER
PIP-462904/01/200910030207Chevrolet/gmc: diesel engine turbo dtc p2563 or p003a. may encounter a concern of ses light, reduced power, low power. *pe08/18/2009
ENGINE AND ENGINE COOLING - EXHAUST SYSTEM - EMISSION CONTROL - CRANKCASE (PCV)
PIP-4492P08/01/201010036464Buick/cadillac/chevrolet/gmc/hummer/pontiac/saab: oil consumption and/or exhaust smoke-possible pcv baffle or lifter concern. upon inspection, obvious oil will be found in the intake manifold and/or pcv vacuum tube. *pe03/16/2011
PIP-4492P09/01/2010PIP-4492Q10036464Buick/cadillac/chevrolet/gmc/hummer/pontiac/saab: oil consumption and/or exhaust smoke-possible pcv baffle or lifter concern. upon inspection, obvious oil will be found in the intake manifold and/or pcv vacuum tube. *pe updated 3/21/03/16/2011
PIP334302/01/2008PIP3343A10024344Possible engine oil leak due to pcv freeze-up, equipped with the 4.8, 5.3, 6.0, and 6.2 v-8 engines. *nj04/07/2008