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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.

By type

By component

By trouble code

By topic

Bulletins, newest first
40662006-08-19. Service bulletin. EXTERIOR LIGHTING:TURN SIGNAL. TURN SIGNALS WILL NOT CANCEL INTERMITTENTLY. *TT
40702006-07-14. Service bulletin. STEERING:COLUMN. STEERING COLUMN RESTRICTION. *TT
37592006-05-05. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. SES LIGHT DUE TO P060E DTC - INSPECT CIRCUITS. *TT
0606040122006-05-05. Service bulletin. FUEL SYSTEM, OTHER:STORAGE:FUEL GAUGE SYSTEM. ERRATIC FUEL GAGE READINGS (DOES NOT GO TO FULL OR MOVES OFF FULL TOO QUICKLY). *TT
0506040732006-03-31. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. CHECK ENGINE LIGHT MALFUNCTION INDICATOR LAMP ILLUMINATED, USUALLY WITHOUT DRIVEABILITY SYMPTOMS, DIAGNOSTIC TROUBLE CODES P0128, P0326, PO420, P0717, P2431 SET ON L61 ENGINE (FOLLOW SI, AND IF NECESSARY, REPROGRAM ENGINE CONTROL MODULE (ECM) WITH NEW SERVICE CALIBRATION). *AK
0602320022006-03-16. Service bulletin. STEERING:ELECTRIC POWER ASSIST SYSTEM; STEERING. NORMAL OPERATING CHARACTERISTICS OF ELECTRIC POWER STEERING (EPS) SYSTEM DURING EXTENDED LOCK-TO-LOCK (MAXIMUM STEERING WHEEL ROTATION) USAGE. *TT UPDATED 3/30/11. *PE
3799A2006-02-21. Service bulletin. AIR BAGS:FRONTAL:SENSOR/CONTROL MODULE-INACTIVE. SIR LIGHT ON/SERVICE AIR BAG WARNING MESSAGE WITH DIAGNOSTIC TROUBLE CODE B0081. *AK
36732006-02-17. Service bulletin. VEHICLE SPEED CONTROL:CRUISE CONTROL. CRUISE CONTROL INOPERATIVE AND/OR MALFUNCTION INDICATOR LAMP ON WITH DIAGNOSTIC TROUBLE CODE P0833 STORED. THE CONDITION MAY NOT BE ABLE TO BE DUPLICATED BY THE DEALER YET THE CONSUMER MAY HAVE A REPEAT CONCERN. *AK
36482006-01-25. Service bulletin. ELECTRICAL SYSTEM:WIRING:FRONT UNDERHOOD. HESITATION ON ACCELERATION AFTER INTERNAL ENGINE REPAIRS - CHECK INJECTOR HARNESS ORIENTATION. *TT
0501380162006-01-10. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. WATER LEAKING ON FRONT PASSENGER SIDE FLOOR OF VEHICLE, WATER BLOWING OUT OF VENTS (SEAL HEATER CORE COVER). *NM
37572006-01-10. Service bulletin. VISIBILITY:SUN/MOON ROOF ASSEMBLY. SUNROOF INOPERATIVE BINDING OR STUCK. *TT
36272006-01-09. Service bulletin. FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY:FILLER PIPE AND CAP. FUEL TANK IS SLOW TO FILL AND/OR DTC P0446 - INSPECT EVAP VENT PIPE. THE SES LAMP MAY BE ILLUMINATED DUE TO A P0466 DTC. *TT UPDATED 08-15-07. *KB
3646A2006-01-07. Service bulletin. ENGINE AND ENGINE COOLING. SES LIGHT DUE TO DTCS P1516 AND P1682 - ECM CALIBRATION PENDING. *TT
37862006-01-07. Service bulletin. ENGINE AND ENGINE COOLING. NO START AFTER ENGINE HARNESS REPLACEMENT (NON-ABS). *TT
3634A2006-01-06. Service bulletin. ENGINE AND ENGINE COOLING. SES LIGHT DUE TO A P0326 DTC - INSTALL NEW ECM CALIBRATION. *TT
3641A2006-01-06. Service bulletin. SUSPENSION:REAR. REAR SUSPENSION SQUAWK/SQUEAK OVER BUMPS. *TT
3261B2006-01-06. Service bulletin. ELECTRICAL SYSTEM. (RETAINED ACCESSORY POWER) RAP DEACTIVATES FROM DRIVERS DOOR ONLY. *TT
36282006-01-06. Service bulletin. ENGINE AND ENGINE COOLING. P2431 DIAGNOSTIC TROUBLE CODE AFTER ECM REPLACEMENT - INSPECT ECM PART NUMBER. *TT
36292006-01-06. Service bulletin. ELECTRICAL SYSTEM. PROGRAMMING ALERT: PROGRESS BAR ON TECH 2 MAY NOT DISPLAY 100%. *TT
3562C2006-01-06. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. SERVICE ENGINE SOON LIGHT DUE TO P0420 DIAGNOSTIC TROUBLE CODE ON LOW MILEAGE VEHICLES - UPDATE ECM CALIBRATION. *TT
36422006-01-05. Service bulletin. ENGINE AND ENGINE COOLING. SES LIGHT WITH A P0230 DTC AND NO PERFORMANCE CONCERNS - REPLACE ECM. *TT
36442006-01-05. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. MOMENTARY SAG ON LIGHT TO MODERATE ACCEL WHEN COLD - VALVE DEPOSITS. *TT
3506A2006-01-05. Service bulletin. ELECTRICAL SYSTEM. INCORRECT MILEAGE DISPLAYED AFTER PROGRAMMING A NEW BCM. VARIOUS MODELS INCLUDING 2005 - 2006 PONTIAC PURSUIT (CANADA ONLY). *TT
0506010272005-12-02. Service bulletin. ENGINE AND ENGINE COOLING. REVISED CAMSHAFT POSITION ACTUATOR FASTENER INSTALLATION PROCEDURE. *TT
050864030A2005-11-30. Service bulletin. STRUCTURE:BODY:DOOR. INTERIOR DOOR HANDLE INOPERATIVE OR CLICKING NOISE HEARD WHEN OPENING DOOR. *TT UPDATE. *NM

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