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Service bulletins for the 2008 Pontiac G8

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.

949 on file from NHTSA, as of 2026-10-19.

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Bulletins, newest first
PB-10037A2011-06-27. Service bulletin. ELECTRICAL SYSTEM. GM: ONSTAR IS MAKING INCOMPLETE CALLS WITHOUT THE DRIVER KNOWING. WHEN HAVE A DATA CONNECTION. *RM
PI-0090-B2011-06-15. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. BUICK/CADILLAC/CHEVROLET/GMC/PONTIAC/SATURN: THERE MAY BE AN INTERMITTENT ENGINE HESITATION OR FLUTTER. THE CAMSHAFT SENSOR TERMINALS LIKELY HAVE POOR CONNECTIONS. *RM UPDATED 8/1/11. *PE UPDATED 4/16/12. *PE
09-09-40-001A2011-06-14. Service bulletin. SEAT BELTS:FRONT:WARNING LIGHT/DEVICES; SEAT BELTS. GM: THERE ARE SEAT BELT PROBLEMS: DIFFICULTY LATCHING AND UNLATCHING BUCKLE. BUCKLE RELEASE BUTTON IS STICKING. SEAT BELT WARNING LIGHT ILLUMINATED. LIKELY CAUSED BY STICKY BEVERAGES THAT ARE SPILLED INTO THE BUCKLE ASSEMBLY. *RM UPDATED 4/3/12. *PE
08-06-01-011H2011-06-14. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. GM: CHECK ENGINE LIGHT IS ON WITH MULTIPLE TROUBLE CODES PRESENT. *RM
PIP-4568K2011-06-08. Service bulletin. ENGINE AND ENGINE COOLING. GM: SERVICE ENGINE SOON LIGHT IS ON WITH A MISFIRE AND A POSSIBLE TICK NOISE. *RM
PIP-4138K2011-06-08. 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-102832011-05-20. Service bulletin. FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY:FILLER PIPE AND CAP. GM: THERE MAY BE A VAPOR LEAK AT THE FUEL TANK FILLER CAP ON SOME 2008-2009 G8 MODELS. *RM
05-09-40-002E2011-05-11. Service bulletin. SEAT BELTS:FRONT:WEBBING; SEAT BELTS:FRONT:RETRACTOR. GM: SERVICE BULLETIN EXPLAINING WHEN THE SAFETY BELTS ARE SUPPOSED TO LOCK. *RM UPDATED 12/6/11. *PE
PIT-4730A2011-03-28. Service bulletin. ELECTRICAL SYSTEM:WIRING; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; ELECTRICAL SYSTEM. BUICK/CADILLAC/CHEVROLET/GMC/HUMMER/PONTIAC/SATURN: ADDITIONAL DIAGNOSTIC INFORMATION FOR U0140 OR U0073. VEHICLE MAY EXHIBITS SOME SYMPTOM(S) AS DOOR LOCKS CYCLE WHILE DRIVING; INTERMITTENT NO START; SERVICE STABILITRAK DIC MESSAGE; SPEEDOMETER AND TACHOMETER FREEZE WHILE DRIVING. *PE
PIP-4492P2011-03-16. 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
PIT-50282011-03-14. 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-10-06-01-0082011-03-05. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. CADILLAC/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 OF THE CYLINDERS WHEN THE VEHICLE IS IN FOUR CYLINDER MODE. *PE UPDATED 5/9/11. *PE
SB-10-03-09-0012010-11-08. Service bulletin. FUEL SYSTEM, GASOLINE; SERVICE BRAKES, AIR:DISC:ROTOR; SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:ROTOR; WHEELS; TIRES. PONTIAC: SHAKE/VIBRATION IN STEERING WHEEL, BOOM/MOAN NOISE AT HIGHWAY SPEEDS ON SMOOTH ROADS (REPLACE ENGINE MOUNTS, PROPSHAFT, BALANCE WHEEL AND TIRE ASSEMBLIES OR CORRECT BRAKE ROTOR RUNOUT). *PE
PIC-52292010-03-15. Service bulletin. SERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT; TRACTION CONTROL SYSTEM. PONTIAC: ABS/SES/TRACTION CONTROL OFF INDICATORS/MESSAGES AND OR LOSS OF POWER WITH THE RADIO TURNED UP. *PE
SB-092032010-01-06. Service bulletin. SUSPENSION:FRONT:CONTROL ARM; SUSPENSION:FRONT; SUSPENSION:FRONT:CONTROL ARM:LOWER ARM; SUSPENSION:FRONT:CONTROL ARM:LOWER BALL JOINT. PONTIAC: FRONT SUSPENSION CLICKING/KNOCKING. CERTAIN VEHICLES MAY HAVE A CONDITION IN WHICH THE SEALING BOOTS ON THE FRONT SUSPENSION LOWER CONTROL ARM BALL JOINTS MAY NOT SEAL CORRECTLY IN EXTREME COLD TEMPERATURES. *PE UPDATED 1/27/10. CSC LETTER WAS RECEIVED. *PE
SB-08-09-41-002C2009-07-20. Service bulletin. AIR BAGS. GENERAL MOTORS: DIAGNOSTIC INFORMATION FOR INTERMITTENT RESTRAINTS, AIR BAG (SIR) INDICATOR/LAMP ON WITH DTC(S) B0012, B0013, B0016, B0016, B0019, B0020, B0022, B0023, B0026, B0033, B0040, B0042 OR B0044 SET. THIS MAY BE CAUSED BY A LOOSE, MISSING, OR BROKEN CONNECTOR POSITION ASSURANCE (CPA) RETAINER AT THE AIR BAG FOR THE SET DTC. INCLUDES TRAILBLAZER EXT. *PE UPDATED 8/16/10. *PE UPDATED 3/12/12. *PE
PIT-4665A2009-03-20. Service bulletin. ELECTRONIC STABILITY CONTROL (ESC); EQUIPMENT:ELECTRICAL; ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE. GENERAL MOTORS: DURING NORMAL DIAGNOSTICS AND/OR REPAIR VERIFICATION THE ABS LIGHT, TRACTION CONTROL AND/OR STABILITRAK INDICATORS MAY BE ON WITH NO DTC'S DISPLAYED BY THE EBCM. *PE UPDATED 11/17/10. *PE UPDATED 3/14/11. *PE
PIC-4815A2008-11-26. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:12V/24V/48V BATTERY; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM:WIRING. GMC: RKE, IPC/DIC, RADIO, HVAC, CENTER STACK LIGHTING, ONSTAR, INOPERATIVE OR NO ELECTRICAL POWER. HVAC WILL GO INTO A FIXED SETTING OF MEDIUM BLOWER AND DEFROST AND THE HVAC CONTROLS WILL BE INOPERATIVE. *PE
08-03-08-0052008-11-20. Service bulletin. SUSPENSION:FRONT:STABILIZER BAR; SUSPENSION:FRONT. GMC: CORRECTLY IDENTIFYING FRONT STABILIZER SHAFT LINK DURING REPLACEMENT IN SERVICE. USE OF INCORRECT PARTS (RIGHT HAND TO LEFT HAND) MAY RESULT IN OVER TRAVEL, FRACTURE TO THE BALL JOINT AND DISLOCATION OF THE LINK. *PE
SB-08-05-22-0052008-11-20. Service bulletin. EXTERIOR LIGHTING:BRAKE LIGHTS; ELECTRONIC STABILITY CONTROL (ESC); VEHICLE SPEED CONTROL:CRUISE CONTROL. PONTIAC: DIAGNOSIS: BRAKE LIGHTS STAY ON, CRUISE CONTROL INOPERATIVE, STABILITY CONTROL OFF MESSAGE DISPLAYED IN DIC, DTC C0161 SET-PERFORM BRAKE POSITION SENSOR (PPS) CALIBRATION USING TECH 2. CONDITION MAY BE INTERMITTENT. *PE UPDATED 11/1/10. *PE
PIP-43952008-10-02. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. GMC: FLARE AND OR HARSH 2-3 SHIFTS. THIS CONDITION MAY BE CAUSED BY LEAKING 1-2-3-4 AND 3-5-R CLUTCH FLUID SEAL RINGS (230). MODELS CADILLACS, CHEVROLETS, GMC, HUMMERS, PONTIACS. EQUIPPED WITH 6L80 (RPO MYC) OR 6L90 (RPO MYD) AUTOMATIC TRANSMISSION. *PE
PIT 41622007-09-20. Service bulletin. ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC). SERVICE STABILITY LAMP DTC C0131. *NJ UPDATED 4/1/08. *NJ UPDATED 6/26/08. *NJ UPDATED 12/18/08. *PE UPDATED 8/1/11. *PE
34232006-12-22. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. 3.6 LY7 WITH CAM ACTUATOR DTC. DTC CODES, P0016, P0017, P0018, P0019, P0008, OR P0009. *KB THE RELUCTOR FOR THE CRANKSHAFT SENSOR PRESSED ON THE CRANKSHAFT MAY HAVE MOVED. *PE
31442004-11-05. Service bulletin. TIRES. SLIGHT PULL LEFT OR RIGHT, TIRE WANDER. *TC UPDATED 6/4/10. *PE

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.