Service bulletins for the 2008 Chevrolet Impala
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
1003 on file from NHTSA, as of 2026-10-19.
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Only bulletins with component: Engine are shown. Show all
| PIP4568R | 2017-03-14. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; ENGINE; EQUIPMENT ADAPTIVE/MOBILITY. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN THAT SOME VEHICLES MAY HAVE A SERVICE ENGINE SOON LAMP, ENGINE MISFIRE ON CYLINDER 1, 4, 6, OR 7 AND/OR TICK NOISE. TECHNICIAN WILL FOLLOW SERVICE INFORMATION DIAGNOSIS FIRST. IF SERVICE INFORMATION DIAGNOSIS DOES NOT ISOLATE THE CAUSE OF THIS CONCERN PERFORM A CYLINDER DEACTIVATION ACTIVE FUEL MANAGEMENT SYSTEM COMPRESSION TEST IN SERVICE INFORMATION. IF THE RUNNING COMPRESSION OF THE MISFIRING CYLINDER STAYS BELOW 25 POUNDS PER SQUARE INCH REGARDLESS OF THE ACTIVE FUEL MANAGEMENT SOLENOID BEING COMMANDED ON OR OFF, AN ACTIVE FUEL MANAGEMENT LIFTER IS MECHANICALLY COLLAPSED/STUCK OR UNLOCKING AS SOON AS THE ENGINE IS STARTED. REPLACE ALL ACTIVE FUEL MANAGEMENT LIFTERS, AND ALL PLASTIC LIFTER GUIDES. ALSO PERFORM THE CYLINDER DEACTIVATION ACTIVE FUEL MANAGEMENT VALVE LIFTER OIL MANIFOLD DIAGNOSIS AND TESTING IN SERVICE INFORMATION. IF IT ISOLATES A CONCERN WITH THE VALVE LIFTER OIL MANIFOLD, REPLACE IT AND REEVALUATE THE CONCERN. THE ACTIVE FUEL MANAGEMENT LIFTERS CAN ALSO BE MONITORED FOR PROPER OPERATION BY CAREFULLY INSPECTING THE CYLINDER 1, 4, 6, AND 7 ROCKERS AND VALVES WHILE CRANKING OR BRIEFLY AND SAFELY RUNNING THE ENGINE WITH THE VALVE COVERS REMOVED. IF THE VALVE OR VALVES OF AN ACTIVE FUEL MANAGEMENT CYLINDER STOP MOVING WHILE DOING THIS TEST, THE ACTIVE FUEL MANAGEMENT LIFTER IS CAUSING THE CONCERN. FOR 2008-2009 FULL SIZE TRUCK/SUV OR A 2007-2009 CHEVROLET TAHOE WITH THE POLICE PACKAGE REPROGRAM THE ENGINE CONTROL MODULE. ON THE 2008-2009 PONTIAC G8, 2010-2011 CAMARO, AND 2007-2010 FULL SIZE TRUCKS WITH ACTIVE FUEL MANAGEMENT, ALSO DETERMINE IF THE ACTIVE FUEL MANAGEMENT PRESSURE RELIEF VALVE SHIELD THAT IS LISTED IN THE LATEST VERSION OF 10-06-01-008 HAS EVER BEEN INSTALLED. ON PASSENGER CARS WITH THE LS4 ENGINE, DETERMINE IF THE UPDATED OIL PAN GASKET THAT IS LISTED IN THE LATEST VERSION OF 11-06-01-007 HAS BEEN INSTALLED. |
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| PIP4786C | 2016-10-20. Service bulletin. ENGINE AND ENGINE COOLING. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLES THAT MAY HAVE LOW OIL PRESSURE MESSAGE. TECHNICIAN MAY ALSO FIND A DIAGNOSTIC TROUBLE CODE P0521 IN THE ENGINE CONTROL MODULE. TECHNICIAN SHOULD FOLLOW ALL PUBLISHED SERVICE INFORMATION DIAGNOSIS. WHEN USING A SCAN TOOL IF THE OIL PRESSURE IS LOW BUT THE OIL PRESSURE AT THE OIL FILTER HOUSING IS CORRECT, TECHNICIAN SHOULD INSPECT THE VALVE LIFTER OIL FILTER FOR DEBRIS/SLUDGE THAT COULD BE RESTRICTING OIL FLOW TO THE OIL PRESSURE SENSOR. TECHNICIAN SHOULD REMOVE THE VALVE LIFTER OIL FILTER AND CLEAN IT. IF THE VALVE LIFTER OIL FILTER CANNOT BE CLEANED REPLACE IT. |
| PI1394A | 2016-10-19. Service bulletin. ENGINE. THIS INFORMATIONAL BULLETIN PROVIDES ADDITIONAL INFORMATION ON HOW TO INSTALL PISTONS AND SUGGEST WHAT TOOLS TO USE. |
| PI1384A | 2016-10-19. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN. THIS TECHNICAL BULLETIN PROVIDES A PROCEDURE TO TEST THE COOLING FAN CIRCUIT FOR RESISTANCE IN ORDER TO PREVENT THE FAN MOTORS FROM LOSING PERFORMANCE ON POLICE VEHICLES. |
| 030604017I | 2016-10-18. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. THIS INFORMATIONAL BULLETIN EXPLAINS THE USE OF DIESEL FUEL ADDITIVES IN AN ENGINE, ARE NOT REQUIRED UNLESS THE CUSTOMER DESIRES ADDITIVES TO PREVENT FUEL CONCERNS DEPENDING ON FUEL OR TEMPERATURE RELATED CONDITIONS. |
| 030603004R | 2016-10-18. Service bulletin. ENGINE; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION ON HOW TO TEST A BATTERY AND WHAT IS NEEDED TO WARRANTY A BATTERY. |
| 000601026I | 2016-10-18. Service bulletin. ENGINE. THIS INFORMATIONAL BULLETINS PROVIDES INFORMATION ON THE INTAKE MANIFOLD INSPECTION/REPLACEMENT AFTER SERVERE INTERNAL ENGINE DAMAGE. |
| 000601012F | 2016-10-18. Service bulletin. ENGINE. THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION TO GM DEALERS ON THE CORRECT CLEANING METHODS WHEN CLEANING ENGINE GASKET SEALING SURFACES. |
| PIP-4186+B | 2016-08-26. Service bulletin. EQUIPMENT; ENGINE. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN HOW TO DIAGNOSE AND REPAIR VEHICLE THAT HAVE AN ENGINE OIL LEAK ON THE SIDE OF THE OIL PAN. DURING INSPECTION YOU MAY FIND THAT THE OIL LEAK APPEARS TO BE COMING FROM ONE OF THE BOLTS THAT SECURE THE SIDE OF THE OIL PAN TO THE CRANKSHAFT MAIN BEARING CAPS INSIDE THE PAN. WHEN INSTALLING THIS NEW BOLT APPLY GENERAL MOTORS PIPE SEALANT TO THE THREADS OF THE BOLT. ALSO, VERIFY THAT THE MACHINED SURFACE AROUND THE BOLT HOLE IN THE OIL PAN IS CLEAN AND THAT THERE ARE NO IMPERFECTIONS. |
| SB-07-06-01-016C | 2016-08-09. Service bulletin. ENGINE. THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION INTERNAL ENGINE NOISE OR DAMAGE AFTER OIL FILTER REPLACEMENT |
| SB-06-06-05-001G | 2016-08-05. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION ON CHANGES IN EXHAUST TONE FOR ACTIVE FUEL MANAGEMENT ENGINES WHEN IN THREE OR FOUR CYLINDER MODE. |
| 13-06-01-002 | 2016-06-09. Service bulletin. ENGINE. SUMMARY TO BE PROVIDED ON A FUTURE DATE. |
| SB-12-06-04-003 | 2016-04-26. Service bulletin. ENGINE. SUMMARY TO BE PROVIDED ON A FUTURE DATE. |
| PIP-4158F | 2013-07-10. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. GENERAL MOTORS: LOW ENGINE OIL PRESSURE, NO OIL PRESSURE, AND/OR ENGINE NOISE. THIS COULD BE THE RESULT OF A STICKING OIL PUMP PRESSURE RELIEF VALVE. *KB |
| PIP-5064-B | 2013-04-10. Service bulletin. ENGINE. BUICK/CHEVROLET/PONTIAC/SATURN: AFTER INSTALLING REMAN HVV6 ENGINE, WOULD BE CONCERN WITH ROUGH RUNNING OR MISFIRE ON ONE OR BOTH BANKS OF ENGINE OR IDLE SURGING. MODELS 2005-11 LUCERNE, RENDEZVOUS, TERRAZA, IMPALA, MALIBU, MONTE CARLO, UPLANDER, G6, MONTANA SV6, AURA, RELAY, VUE. *PE UPDATED 4/9/13. *PE |
| SB-12-06-04-003 | 2013-02-21. Service bulletin. ENGINE. BUICK/CHEVROLET/PONTIAC: WHEN MESSAGE REDUCED ENGINE POWER IS DISPLAYED, THE MALFUNCTION INDICATOR LAMP WILL ILLUMINATED DUE TO POSSIBLE CAUSE OF TP SENSOR 1 AND TP SENSOR 2 EXCEEDING CALIBRATED VALUE FOR 2 SECONDS OR MORE. MODELS 2009-11 LUCERNE, 2006-08 MALIBU, 2006-11 IMPALA, 2006-09 G6. *PE 2006-2009 CHEVROLET UPLANDER, 2007-2009 CHEVROLET EQUINOX, 2006-2009 PONTIAC MONTANA SV6, 2007-2009 PONTIAC TORRENT, 2006*-2009 SATURN VUE, 2007 SATURN RELAY, AND 2007-2009 SATURN AURA. *JS |
| 09-06-03-007A | 2012-04-30. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN. GM: MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATED, DTC P0480 AND/OR P0481 SET- TEMPERATURE GAUGE INDICATES HOT_ COOLING FANS INTERMITTENT OR INOPERATIVE (INSTALL REVISED COOLING FAN RELAY AND HARNESS ASSEMBLY). *JS |
| PIP-4568K | 2011-06-08. Service bulletin. ENGINE AND ENGINE COOLING. GM: SERVICE ENGINE SOON LIGHT IS ON WITH A MISFIRE AND A POSSIBLE TICK NOISE. *RM |
| PIP-4138K | 2011-06-08. Service bulletin. ENGINE AND ENGINE COOLING. GM: THE SERVICE ENGINE SOON LIGHT IS ON, THERE IS ALSO A MISFIRE OR ENGINE NOISE. THERE ARE MULTIPLE POSSIBLE CAUSES. *RM |
| SB-08-06-01-006 | 2011-05-25. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. GM: THERE MAY BE A SQUEALING NOISE OR VIBRATION FROM THE ENGINE ON START-UP. A RING IN THE CRANKSHAFT MAY BE SLIPPING. *RM |
| PIP-4492P | 2011-03-16. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV). BUICK/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 3/21/11. *PE UPDATED 5/9/11. *PE UPDATED 5/25/11. *PE UPDATED 06/16/2011. *KB UPDATED A SECOND TIME ON 06/16/2011. *KB UPDATED 6/27/11. *PE |
| PIP-4814A | 2011-03-14. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. BUICK/CHEVROLET/PONTIAC: EXCESSIVE OIL CONSUMPTION AND/OR BLUE EXHAUST SMOKE. ITS MORE APPARENT WHEN DRIVING HIGHWAY SPEED. RARE INSTANCES, A SES LIGHT AND ENGINE MISFIRE MAY BE ENCOUNTERED WITH A P0300 DTC. *PE UPDATED ON 06/16/2011. *KB |
| PIT-5028 | 2011-03-14. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. PONTIAC/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. *PE |
| SB-09-06-03-007 | 2010-03-26. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN. CHEVROLET: MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATED, DTC P0480 AND/OR P0481 SET-TEMPERATURE GAUGE INDICATES HOT-COOLING FANS INTERMITTENT OR INOPERATIVE (INSTALL REVISED COOLING FAN RELAY AND HARNESS ASSEMBLY). *PE |
| PIP-4550 | 2009-08-13. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. GENERAL MOTORS: IN RARE OCCURRENCES A TECHNICIAN MAY FIND DTC P0513, AN INTERMITTENT NO CRANK/NO START. THIS DTC MAY BE CAUSED BY A TRANSIENT VOLTAGE SPIKE WITHIN THE ECM AND USUALLY OCCURS ON START UP. THE ECM MUST BE REPLACED WITH ONE THAT WAS NOT PRODUCED IN THE JULIAN DATE RANGE. *PE |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.