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Service bulletins for the 2006 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.

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

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Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
PIP-3869-C2016-08-26. Service bulletin. ELECTRICAL SYSTEM:WIRING; POWER TRAIN:AUTOMATIC TRANSMISSION. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN TO ASSISTANCE DIAGNOSING AND REPAIRING VEHICLES THAT MAY HAVE AN INTERMITTENT CONCERN WITH ANY OF THE TRANSMISSION ELECTRICAL OR COMMUNICATION DIAGNOSTIC TROUBLE CODES. TECHNICIAN WILL INSPECT THE TRANSMISSION WIRING HARNESS THAT IS UNDER THE BEAUTY COVER FOR THE ENGINE. IT MAY BE PINCHED AT THE ENGINE BLOCK NEAR THE OIL FILTER OR HAVE A BARE SPOT. IF NO PROBLEM IS FOUND, THEN CHECK THE 20 WAY CONNECTOR FOR PROPER CONNECTION AND PIN FIT AND FULLY RESEAT THE 20 WAY CONNECTOR. IF THERE ARE NO ISSUES FOUND WITH THE 20 WAY CONNECTOR USE SERVICE INFORMATION FOR THE DIAGNOSTIC TROUBLE CODE INSTRUCTIONS.
PIC-4935-E2016-08-17. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO HELP THE DEALERSHIP TECHNICIANS PERFORM A PARASITIC DRAIN TEST FOR THE ONSTAR MODULE. WHEN PERFORMING BATTERY PARASITIC DRAIN TEST, THERE MAY BE SOME CONFUSION AS TO WHAT THE NORMAL POWER CONSUMPTION READING SHOULD BE FROM THE ONSTAR SYSTEM.
PIC-5050-A2016-08-17. Service bulletin. ELECTRICAL SYSTEM. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THE STEPS ON REPAIRING THE CONCERN. A CUSTOMER MAY IDENTIFY A CONCERN OF UNABLE TO REACTIVATE A VEHICLE'S ONSTAR THAT HAS BEEN PREVIOUSLY DISABLED BY ONSTAR. DEALER IS TO CALL GENERAL MOTORS TECHNICAL ASSISTANCE CENTER FOR FURTHER ASSISTANCE IF THE CONCERN IS STILL PRESENT.
PIC-5260-A2016-08-11. Service bulletin. STRUCTURE:BODY; ELECTRICAL SYSTEM; VISIBILITY:SUN/MOON ROOF ASSEMBLY. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THE STEPS ON DIAGNOSING THE CONCERN. VEHICLE'S SUNROOF OPERATION INTERMITTENT, BIND, NOISE, AUTO-REVERSE, AND/OR WATER LEAKS.
13454C2016-05-23. Service bulletin. ELECTRICAL SYSTEM:IGNITION:SWITCH. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
13454B2016-05-23. Service bulletin. ELECTRICAL SYSTEM:IGNITION:SWITCH. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
13454A2016-05-23. Service bulletin. ELECTRICAL SYSTEM:IGNITION:SWITCH. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
134542016-05-23. Service bulletin. ELECTRICAL SYSTEM:IGNITION:SWITCH. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
SB-0000191604-A2016-03-31. Service bulletin. ELECTRICAL SYSTEM:IGNITION; EQUIPMENT. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
SB-0000190649-A2016-03-31. Service bulletin. ELECTRICAL SYSTEM:IGNITION. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
SB-0000189719-A2016-03-31. Service bulletin. ELECTRICAL SYSTEM:IGNITION. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
SB-0000189716-A2016-03-31. Service bulletin. ELECTRICAL SYSTEM:IGNITION:SWITCH; EQUIPMENT ADAPTIVE/MOBILITY. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
SB-0000188486-A2016-03-31. Service bulletin. ELECTRICAL SYSTEM:IGNITION:SWITCH. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
SB-0000187705-A2016-03-31. Service bulletin. ELECTRICAL SYSTEM:IGNITION:SWITCH. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
SB-0000187754-A2016-03-31. Service bulletin. ELECTRICAL SYSTEM:IGNITION:SWITCH. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
SB-0000186726-A2016-03-31. Service bulletin. ELECTRICAL SYSTEM:IGNITION:SWITCH. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
SB-00000189718-A2016-03-31. Service bulletin. ELECTRICAL SYSTEM:IGNITION:SWITCH. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
SB-0000190527-A2016-03-31. Service bulletin. ELECTRICAL SYSTEM:IGNITION:SWITCH. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
SB-0000185373-A2016-03-31. Service bulletin. ELECTRICAL SYSTEM:IGNITION:SWITCH. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
SB-0000193040-A2016-03-31. Service bulletin. ELECTRICAL SYSTEM:IGNITION:SWITCH; ELECTRICAL SYSTEM:IGNITION. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
14632B2015-07-20. Service bulletin. ELECTRICAL SYSTEM:IGNITION. THIS TSB CONTAINS OWNER NOTIFICATION LETTER. SELECT DOCUMENT SEARCH BUTTON BELOW. GENERAL MOTORS 2003-2011 VEHICLES EQUIPPED WITH AN AUTOMATIC TRANSMISSION, UNABLE TO REMOVE IGNITION KEY. *LJ
14632B2015-06-16. Service bulletin. ELECTRICAL SYSTEM:IGNITION. GENERAL MOTORS: TSB CONTAINS AN OWNER NOTIFICATION LETTER. SELECT DOCUMENT SEARCH BUTTON BELOW. 2003-2010 CHEVROLET COBALT, HHR , PONTIAC SOLSTICE, PONTIAC G5, PONTIAC G4 , SATURN SKY, SATURN ION. SPECIAL COVERAGE REGARDING - UNABLE TO REMOVE IGNITION KEY. *LJ
146322015-06-10. Service bulletin. ELECTRICAL SYSTEM:IGNITION. GENERAL MOTORS 2005-2011 CHEVROLET COBALT, HHR 2006-2010 PONTIAC SOLSTICE, G5,G4,2007-2010 SATURN SKY , 2003-2007 SATURN ION: SEE DOCUMENT SEARCH BUTTON FOR OWNERS LETTER. CERTAIN VEHICLES ARE UNABLE TO REMOVE IGNITION KEY DUE TRANSMISSION SHIFTER. *LJ UPDATED 6/16/15. *PE
PIT5074F2012-05-24. Service bulletin. ELECTRICAL SYSTEM. GM: J-35616-64B TERMINAL TEST PROBE AND REPLACEMENT TERMINAL. ALSO INCLUDED MODELS VERANO, REGAL, LACROSSE, CTS, SRX, VOLT, SONIC, MALIBU, IMPALA, EQUINOX, CRUZE, AVALANCHE, TAHOE SUBURBAN, SILVERADO, SIERRA, YUKON, AND TERRAIN FOR MODEL YEAR 2013. MODEL ESCALADE MODEL YEAR 2012-2013. MODEL PONTIAC G3 MODEL YEAR 2007. MODEL WAVE MODEL YEARS 2005-2010. DENALI MODELS MODEL YEARS 2007-2013. *JS
PIC-54082011-06-06. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. GM: THE FOG LAMP INDICATOR IS INOPERATIVE. *RM

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