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-4568K01/01/201110037941Gm: service engine soon light is on with a misfire and a possible tick noise. *rm06/08/2011
PIP-4568K01/01/201110037941Ready06/08/2011
PIP-4138K01/01/201110037933Ready06/08/2011
ENGINE AND ENGINE COOLING - COOLING SYSTEM - HOSE
08-04-19-00408/01/200810026624Gmc: correct front axle vent hose routing. the front axle vent hose is mounted in the left side of the engine compartment, and may not be correctly routed. *pe11/19/2008
ENGINE AND ENGINE COOLING - ENGINE
11-06-04-007B04/01/201210044229Gm: diagnosis and repair- malfunction indicator lamp illuminated, reduce engine power message displayed, dtc p2135 set. also included model sierra denali year 2010-2011 *js05/23/2012
RB-1200902/01/201210043859Gm: see document search button for owner letter. incorrect engine control module calibration. general motors has decided to conduct a voluntary emission recall involving certain 2008 model year vehicles equipped with a 4.8l/0.6l engine04/30/2012
PIT-4769B03/01/201110038624Gm: the air bag light is on with a stored trouble code. *rm06/24/2011
PIT-4769B03/01/201110038624Ready06/24/2011
PIP-3783C12/01/201010037809Ready06/06/2011
PIP-3783C12/01/201010037809Gm: the engine light is on and the vehicle lacks power. there are multiple possible trouble codes. *rm06/06/2011
SB-07-06-03-002C07/01/201010036524Cadillac/chevrolet/gmc: information on inspecting top post battery cable bolts, clamps and nuts during pre-delivery inspection (pdi). *pe03/28/2011
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
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
PIT-502809/01/201010036324Pontiac/saturn/buick/gmc/chevrolet/cadillac/hummer: vehicle start and stalls after theft deterrent module replacement. model years 2006-2011. does not apply to vehicles with keyless access system. *pe03/14/2011
SB-10-06-01-00809/01/201010035804Cadillac/chevrolet/gmc/pontiac: engine oil consumption on aluminum block engines with active fuel management (afm) (install afm oil deflector and clean carbon from cylinder). caused by an uncovered afm valve that sprays oil on the bottom o03/04/2011
PIT-4846A05/06/200910030244Cadillac/chevrolet/gmc: locations of high speed gmlan wiring concerns. gauges inoperative, no crank, harsh transmission shifting, no transmission shifting, door locks cycling and indicators on. *pe09/02/2009
TB-09-06-04-02404/01/200910030111Diagnostic information on malfunction indicator lamp (mil) illuminated with dtcs p0442,p0446, p0451, p0452, p0453, p0454, p0455 and replacement of fuel tank pressure (ftp) sensor/module. *pe08/03/2009
08-06-03-00707/01/200810026007Gmc: no start, no crank, intermittent electrical operations (check for poor connections within engine wiring harness junction block). *pe09/23/2008
08-07-30-02105/01/200810025668Loss of high speed gmlan communications, intermittent no crank, ipc gauge fluctuation, intermittent door lock cycling, transmission may not shift, dtcs u0073, u0100, u0101, u0102, u0121, u0140 set (repair backed out terminal in transmission08/28/2008
ENGINE AND ENGINE COOLING - ENGINE - DIESEL
PIP-4574M08/01/201010036485Buick/chevrolet/gmc/pontiac/saab: excessive oil consumption and/or blue exhaust smoke-investigation update. in most cases did not start until the engine accumulated approximately 30,000 miles or more. *pe03/21/2011
ENGINE AND ENGINE COOLING - EXHAUST SYSTEM
PIP-4574M08/01/201010036485Buick/chevrolet/gmc/pontiac/saab: excessive oil consumption and/or blue exhaust smoke-investigation update. in most cases did not start until the engine accumulated approximately 30,000 miles or more. *pe03/21/2011
ENGINE AND ENGINE COOLING - EXHAUST SYSTEM - EMISSION CONTROL - CRANKCASE (PCV)
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

Consumer Complaints


Fail datemilesoccurencesPurchase date
ENGINE AND ENGINE COOLING
11/23/201027000
 New car purchased in 2008. multiple issues with car consuming excess oil and losing engine power. 27,000 miles had to replace all amf lifters in engine 29,000 miles had to replace throttle body assembly system 31,000 miles had to install new oil pump, gasket and seal 32,000 miles had to replace oil gasket 37,000 miles oil intake system plugs burning oil and oil on intake valve. had to clean engine and installl 8 valve seals.