Service bulletins for the 2011 Hyundai Sonata
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.
285 on file from NHTSA, as of 2026-10-19.
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By component
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By topic
| 12-AT-009-2 | 2012-05-22. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. HYUNDAI: ATM INPUT AND OUTPUT SPEED SENSOR DTC P0717, P0721 AND P0722. DO NOT REPLACE TRANSMISSION FOR THE DTC. INSTEAD, FOLLOW THE REPAIR PROCEDURE AND REPLACE THE RELATED PART. ALSO INCLUDED MODEL AZERA MODEL YEAR 2012. *JS |
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| 12-AT-012 | 2012-05-17. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. HYUNDAI: AUTOMATIC TRANSAXLE HARSH AND/OR DELAYED SHIFT- GDS ANALYSIS. ALSO INCLUDED MODEL ELANTRA MODEL YEAR 2013. *JS |
| TSB-12-01-009 | 2012-05-17. Service bulletin. SEAT BELTS:REAR/OTHER. HYUNDAI: INFORMATION BEING PROVIDED FOR REPLACEMENT OF REAR CENTER SEAT BELT ASSEMBLY IN VEHICLE. *PE |
| 12-01-002 | 2012-04-13. Service bulletin. ENGINE AND ENGINE COOLING. NVLD (NATURAL VACUUM LEAKAGE DETECTION-PRESSURE SENSOR ASSEMBLY) REPLACEMENT. ON THE 2011 SONATA HYBRID. *KB |
| TSB-11-01-049 | 2011-12-15. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). HYUNDAI: THE REPLACEMENT AND/OR INSTALLATION OF THE A/C (AIR CONDITIONER) OUTPUT CONNECTOR, DC INPUT CONNECTOR AND THE HPCU (HYBRID POWERTRAIN CONTROL UNIT) INTER-LOCK CONNECTORS IS PROVIDED IN THE BULLETIN. *PE |
| TSB-11-01-034 | 2011-12-15. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN. HYUNDAI: BULLETIN PROVIDING A PROCEDURE FOR A REVISED PART AS A REPLACEMENT FOR A RADIATOR COOLING FAN RESISTOR. *PE |
| TSB-11-01-031 | 2011-11-19. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. HYUNDAI: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. SOFTWARE UPDATE INFORMATION RELATING TO SIX CONTROLLERS: ECM, TCM, HCU, MCU, BMS AND LDC IS BEING PROVIDED. *PE UPDATED 12/6/11. *PE |
| TSB-11-01-033 | 2011-11-19. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES. HYUNDAI: BULLETIN PROVIDING INFORMATION ON REPLACING THE BATTERY CABLE TERMINAL. *PE |
| TSB-11-EM-001 | 2011-10-12. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. HYUNDAI: INSPECTION AND ADJUSTMENT OF EXHAUST WASTE GATE ACTUATOR. *PE |
| TSB-11-01-027-1 | 2011-10-12. Service bulletin. TIRES. HYUNDAI: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. PROCEDURE INFORMATION REGARDING 18 IN. WHEEL VEHICLES FOR TRACKING DIAGNOSIS AND REPAIR. *PE UPDATED 10/28/11. *PE |
| TSB-11-01-025 | 2011-10-12. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE; ELECTRICAL SYSTEM:SOFTWARE. HYUNDAI: INFORMATION IS PROVIDED FOR THE ECU UPDATE FOR HEV ACTIVE AIR FLAP (AAF). *PE |
| TSB-11-01-016-2 | 2011-10-12. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). HYUNDAI: A PROCEDURE IS BEING PROVIDED FOR UPDATING AUTOMATIC TRANSAXLE TCM. *PE |
| TSB-11-AT-009 | 2011-09-14. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. HYUNDAI: OPERATION OF THE TRANSMISSION SOLENOID MAY LEAD TO CHECK ENGINE LIGHT, TRANSAXLE HELD IN 4TH GEAR SAFE, AND DIAGNOSTIC TROUBLE CODES. *RM |
| TSB-11-BR-002 | 2011-09-14. Service bulletin. SERVICE BRAKES, AIR:ANTILOCK. HYUNDAI: ALL SONATA HYBRIDS. BRAKE BLEEDING PROCEDURE. *RM |
| TSB-11-01-022 | 2011-09-14. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. HYUNDAI: 2011 SONATA. INSPECTION AND REPLACEMENT PROCEDURE FOR NATURAL VACUUM LEAKAGE DETECITON. ECM UPDATE INFORMATION. *RM |
| SB-11-01-008 | 2011-06-28. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); ELECTRICAL SYSTEM:SOFTWARE. HYUNDAI: SOME NAVIGATION SYSTEMS MAY LOCK UP DURING MAP MODE AND THERE IS A PROCESS TO REPROGRAM THE SOFTWARE. 2009 SONATA. *RM |
| SB-10-FL-018 | 2011-06-11. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. HYUNDAI: PROCEDURE TO RESET THE ELECTRONIC THROTTLE CONTROL. *RM |
| 11-01-007 | 2011-06-08. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. HYUNDAI: THERE IS A SOFTWARE UPDATE TO IMPROVE THE OXYGEN SENSOR. 2011 SONATA. *RM |
| 11-01-005 | 2011-06-08. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. HYUNDAI: THERE ARE PROBLEMS WITH THE RADIO. XM RADIO MIGHT NOT WORK AS WELL AS THE RADIO DISPLAY. THE PRESET BUTTONS MAY STICK. *RM |
| SB-11-GI-005 | 2011-06-08. Service bulletin. POWER TRAIN. HYUNDAI: PROCEDURE TO EVALUATE THE HYBRID ELECTRIC POWERTRAIN. 2011 SONATA. *RM |
| 11-GI-004 | 2011-06-07. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. HYUNDAI: PROCEDURE IF A VOLTAGE BATTERY IS DISCHARGED AT A FAST RATE DUE TO AN ABNORMALLY HIGH RATE FROM AN EMPTY FUEL TANK OR MALFUNCTION OF THE SYSTEM. 2011 SONATA. *RM |
| 10-AT-005 | 2011-06-07. Service bulletin. SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:WHEEL SPEED SENSOR/TONE RING. HYUNDAI: CHECK ENGINE LIGHT ON, TRANSAXLE HELD IN THIRD GEAR, AND TROUBLE CODES STORED. THIS IS CAUSED BY INCORRECT INPUT AND OUTPUT SPEED SENSORS. *RM |
| SB-10-01-046 | 2011-05-24. Service bulletin. VISIBILITY:SUN/MOON ROOF ASSEMBLY. HYUNDAI: SOME SUNROOF SWITCHES MAY INTERMITTENTLY STICK WHEN CLOSING THE SUNROOF. THERE IS AN INSPECTION AND REPAIR PROCEDURE. *RM |
| SB-10-01-041 | 2011-05-23. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). HYUNDAI: THE PROCEDURE TO UPDATE THE 2011 SONATA NAVIGATION SYSTEM. *RM |
| TSB-10-01-047 | 2011-05-21. Service bulletin. STRUCTURE:FRAME AND MEMBERS. HYUNDAI: WHEN DRIVEN ON UNEVEN OR ROUGH ROADS THERE IS A CREEK NOISE FROM THE FRONT PASSENGER AREA AND THERE IS A REPAIR PROCEDURE FOR IT. *RM |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.