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Service bulletins for the 2009 Chevrolet Cobalt

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.

1015 on file from NHTSA, as of 2026-10-19.

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Bulletins, newest first
PIC-54412011-06-27. Service bulletin. STEERING; ENGINE AND ENGINE COOLING:ENGINE. GM: THERE ARE MULTIPLE WARNING LIGHTS ON. THERE IS HARSH SHIFTING, HARD STEERING, AND NO START. THERE MAY BE MULTIPLE TROUBLE CODES STORED. *RM
PIP-4716A2011-06-16. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. GM: THERE MAY BE A SHORT RATTLE NOISE FROM THE FRONT OF THE ENGINE WHEN IT IS STARTED. IT COULD BE A PROBLEM WITH CAM PHASERS OR THE ENGINE BELT. *RM
PIP-4495C2011-06-16. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. GM: THERE MAY BE NOISE COMING FROM THE CYLINDER HEAD, BECAUSE OF LOW OIL PRESSURE WHICH IS CAUSED BY DEBRIS. *RM
PI-0011A2011-06-15. Service bulletin. LATCHES/LOCKS/LINKAGES:DOORS:LATCH. GM: THE FRONT OR REAR DOOR MAY NOT OPEN FROM THE INSIDE OR OUTSIDE HANDLE, THE DOOR WILL NOT UNLOCK WITH ANY METHOD. THE PROBABLY CAUSE AN INCORRECT INSTALLATION OF A HANDLE COMPONENT. *RM UPDATED ON 7/26/2013. ALL 2014 AND PRIOR GM PASSENGER CARS AND TRUCKS. *KB
10-00-89-017C2011-06-14. Service bulletin. UNKNOWN OR OTHER. GM: INFORMATION ON FIXING MULTIPLE SITUATIONS RIGHT THE FIRST TIME. *RM
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
08-09-41-007D2011-06-14. Service bulletin. AIR BAGS:FRONTAL:SENSOR/CONTROL MODULE-INACTIVE. GM: THE FRONT PASSENGER AIRBAG INDICATOR MAY LIGHT WHEN ELECTRONICS ARE PLACED IN THE PASSENGER SEAT. THE ELECTRONICS CAUSE THE VEHICLE TO THINK THERE IS A PASSENGER SITTING IN THE SEAT. *RM UPDATED 6/24/11. *PE
SB-10-06-04-001C2011-06-07. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE; FUEL SYSTEM, OTHER:STORAGE:TANK ASSEMBLY:PRESSURE RELIEF DEVICES. GM: THE CHECK ENGINE LIGHT IS ON. THERE IS CONDENSATION ON THE FUEL TANK PRESSURE SENSOR CAUSING AN IMPROPER READING. *RM
SB-102562011-06-07. Service bulletin. ELECTRICAL SYSTEM:IGNITION:SWITCH; ELECTRICAL SYSTEM:IGNITION. GM: THERE MAY BE A BIND BETWEEN THE IGNITION LOCK AND THE HOUSING MAKING IT UNABLE TO REMOVE THE KEY FROM THE IGNITION. THE DRIVER MAY NOT BE ABLE TO TURN THE VEHICLE OFF IF IT'S RUNNING. *RM
PIC-54082011-06-06. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. GM: THE FOG LAMP INDICATOR IS INOPERATIVE. *RM
PIT-3749D2011-05-26. Service bulletin. STRUCTURE:FRAME AND MEMBERS. GM: ON SOME TRUCK MODELS THERE IS SOME FRAME CORROSION. *RM UPDATED ON 5/2/2012. *KB
PI-02962011-05-23. Service bulletin. FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS; ELECTRICAL SYSTEM:WIRING. GM: MALFUNCTION LIGHT IS ON AND THERE IS A MISFIRE. THERE MAY BE THREE TROUBLE CODES AND COULD BE A RESULT OF WIRING PROBLEMS AT THE FUEL INJECTOR. *RM
PIC-5350A2011-05-21. Service bulletin. INTERIOR LIGHTING; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; EXTERIOR LIGHTING. GM: GAUGES AND WARNING LIGHTS ARE INTERMITTENTLY ILLUMINATED. THERE COULD BE FIVE INTERNAL TROUBLE CODES AND IS LIKELY RELATED TO AN ELECTRICAL HARNESS. *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
SB-09-01-37-002D2011-05-10. Service bulletin. STRUCTURE:BODY; STRUCTURE. GM: THE FRONT AND REAR FLOOR CARPET MAY BE WET DUE TO A PLUGGED HVAC DRAIN. *RM UPDATED 02/06/12. *PE
PI-0128A2011-03-28. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. CHEVROLET/PONTIAC/SATURN/DAEWOO/OPEL: ENGINE MISFIRE/LOW COMPRESSION. TECHNICIAN SHOULD PERFORM A COMPRESSION TEST. RESULTS MAY LEAD TO CYLINDER WITH LOW COMPRESSION (85-90PSI). THIS MAY CAUSE THE MISFIRE. *PE
PIP-48202011-03-15. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER; ENGINE AND ENGINE COOLING:ENGINE:OTHER FUEL TYPES:TURBO/SUPERCHARGER. CHEVROLET/PONTIAC/SATURN/DAEWOOD/OPEL: LOW TURBOCHARGER BOOST PRESSURE OR POSSIBLE DTC P0299. TECHNICIANS MAY FIND DTC P0299 PRESENT. MAY ALSO FIND THE TURBO WASTEGATE ACTUATOR ROD NUT MISSING. MOST PARTS OF THE TURBOCHARGER ARE NOT SERVICEABLE. *PE
PIC-5073B2010-11-11. Service bulletin. ELECTRICAL SYSTEM. CHEVROLET/PONTIAC: VARIOUS ELECTRICAL CONCERNS. SIR LIGHT, IP LIGHTS FLICKER/INOPERATIVE, PARKING LAMPS FLICKER/INOPERATIVE, TAIL LAMP DIM/INOPERATIVE, TRUNK OPEN LIGHT, RADIO INOPERATIVE DOOR LOCK INOPERATIVE, NO START, NO CRANK. POSSIBLE AREA TO CONTRIBUTE TO THIS COULD BE THE INTERIOR WIRING AT S361/J361 SPLICE. *PE UPDATED 11/15/10. *PE
SB-10-06-04-0012010-11-08. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING:ENGINE; FUEL SYSTEM, OTHER:STORAGE:TANK ASSEMBLY:PRESSURE RELIEF DEVICES. CHEVROLET/GMC/PONTIAC: INTERMITTENT MIL/CHECK ENGINE LIGHT ON, DTC P0442, P0446, P0451, P0452, P0453, P0454 OR P0455 (INSTALL FUEL TANK PRESSURE SENSOR COVER). THIS CONDITION MAY BE CAUSED BY NORMAL WATER ACCUMULATION OR CONDENSATION BLOCKING THE AIR REFERENCE PORT OF THE FUEL TANK PRESSURE SENSOR. *PE UPDATED 2/07/11. *PE UPDATED 2/25/11. *PE
PIP-46742010-07-23. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. CHEVROLET/PONTIAC/SATURN: BLOCKED SHIFT, GEAR HOP OUT 1ST, 3RD, 5TH GEAR OR DIFFICULTY SHIFTING. THE SHIFT LEVER ON THE MANUAL TRANSMISSIONS ROLL PIN CAN BACK OUT AND CONTACT THE SHIFT COVER DURING A SHIFT EVENT. THIS CAN CAUSE AN INCOMPLETE, BLOCKED SHIFT OR DIFFICULTY SHIFTING THE TRANSMISSION. *PE
PIP-46512010-06-08. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SATURN/PONTIAC/CHEVROLET: SOFT SHIFTS, ERRATIC SHIFTS, DTC P1811. VEHICLES WITH A HYDRAMATIC 4T45 TRANSAXLE MAY HAVE SOFT SHIFTS OR SHIFTS ERRATICALLY. THESE CONDITIONS MAY APPEAR INTERMITTENTLY OR SET A DTC P1811. DURING DIAGNOSIS, A LOW OR HIGH LINE PRESSURE (ACTUAL VERSUS DESIRED) MAY BE OBSERVED. *PE
PIP-4469D2010-06-08. Service bulletin. ELECTRICAL SYSTEM:WIRING; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. PONTIAC/SATURN/CHEVROLET: DTC P0011 (INTAKE CAMSHAFT POSITION (CMP) SYSTEM PERFORMANCE) AND/OR P0014 (EXHAUST CAMSHAFT POSITION (CMP) SYSTEM PERFORMANCE). THEY MAY HAVE FOLLOWED ESI DIAGNOSTICS AND/OR THE CODE(S) RETURNED. THEY MAY HAVE REPLACED THE ECM WITH NO CHANGE. *PE UPDATED 7/26/10. *PE
PIP-46382010-04-12. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. CHEVROLET: DIFFICULT TO SHIFT OR UNABLE TO SELECT ALL GEARS. THE TRANSMISSION IS DIFFICULT TO SHIFT AND/OR IT CANNOT BE SHIFTED INTO ALL GEARS. THIS CONDITION MAY BE CAUSED BY A LOCATOR PIN LEFT IN PLACE THAT WAS MEANT TO BE REMOVED AT THE ASSEMBLY PLANT OR A SHIFT CABLE OUT OF POSITION. (COBALT SS/HHR SS). *PE
SB-09-06-93-0022010-03-26. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OTHER FUEL TYPES:TURBO/SUPERCHARGER; ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER. DAEWOO/OPEL/SATURN/PONTIAC/CHEVROLET: TURBOCHARGER HOUSING INLET FLANGE CRACKS IN PARTITION WALL. *PE
SB-09-05-25-0032010-03-26. Service bulletin. SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:CONTROL UNIT/MODULE; SERVICE BRAKES, HYDRAULIC; SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:MASTER CYLINDER. SATURN/GMC/ PONTIAC/ CHEVROLET: BRAKE PEDAL SPONGY, INCREASED PEDAL TRAVEL, INCREASED EFFORT TO STOP (INSPECT FOR LEAKS, REPLACE BRAKE PRESSURE MODULATOR VALVE (BPMV), AND BLEED BRAKE SYSTEM). MAY BE CAUSED BY AIR ACCUMULATING IN THE MASTER CYLINDER OR BY A MISSING FILTER IN THE BRAKE PRESSURE MODULATOR VALVE (BPMV). *PE

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