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Service bulletins for the 2011 Honda Accord

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.

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

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Bulletins, newest first
Service Bulletin2018-02-12. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. Service bulletin - American Honda is announcing a powertrain warranty extension as a result of a settlement of a class action captioned, Soto et al.v. American Honda Motor Co., Inc., Case No. 3:12-cv-1377-SI (N.D. Cal.). The piston rings on certain cylinders may rotate and align which can lead to spark plug fouling. This can set DTCs P0301 through P0304 and cause the MIL to come on.
Service Bulletin2018-02-12. Service bulletin. STRUCTURE:BODY:DOOR; EQUIPMENT. Service bulletin - The passenger?s side carpet pulls out from underneath the door sill trim when you step into the car. The edge of the carpet is not firmly attached to the body.
DLR MSG - Stop S2018-02-12. Service bulletin. AIR BAGS. Dealer message - On Monday, June 23, 2014, American Honda announced three recalls for various 2001-11 Honda models. As of July 23, 2014, affected VINs have been identified, and service bulletins 14-040, Safety Recall: Accord, Civic, and Others ? Front Passenger?s Airbag Inflator Can Be Over-Pressurized, 14-045, Recall: Front Driver?s Airbag Inflator May Produce Excessive Pressure After Long-Term Exposure to High Absolute Humidity Recall, and 14-046, Recall: Front Passenger?s Airbag Inflator May Produce Excessive Pressure After Long-Term Exposure to High Absolute Humidity have been posted to ISIS. However, due to the large number of affected units, American Honda is still in the process of populating the VIN status inquiry function on iN, which is expected to take several days. When this process is complete, American Honda will notify all dealers again via iN message. Until that time, the existing acknowledgement procedure must be used for all potentially affected vehicles.
DLR MSG - Honda2018-02-12. Service bulletin. AIR BAGS. Dealer message - On Monday, June 23, 2014, American Honda announced three recalls for various 2001-11 Honda models. As of August 4, 2014, affected VINs have been identified, and VIN status inquiry has been updated.
Service Bulletin2017-12-05. Service bulletin. ENGINE. Service bulletin - At cold start-up, the engine rattles loudly for about 2 seconds. The variable valve timing control (VTC) actuator is defective.
Service Bulletin2017-08-15. Service bulletin. TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS. Service bulletin - For any TPMS-related warranty repairs, all recorded DTCs must now be entered into the warranty claim. Make sure your repair order includes those DTCs.
Service Bulletin2017-07-31. Service bulletin. ENGINE AND ENGINE COOLING. Service bulletin - Engine rattles at cold start-up.
Service Bulletin2017-07-17. Service bulletin. ENGINE AND ENGINE COOLING. Service bulletin - American Honda is extending the warranty coverage on the Piston Rings and Pistons for 2008-11 Accord L4 to 8 years from the original date of purchase or 125,000 miles, whichever comes first.
DLR MSG - Honda2017-07-17. Service bulletin. AIR BAGS. Dealer message - Earlier this week, American Honda introduced new and different parts to support the various driver's airbag inflator safety recall and safety improvement campaign repairs.
A12-0872017-06-30. Service bulletin. ENGINE; EQUIPMENT:MECHANICAL. SERVICE BULLETIN - AMERICAN HONDA IS EXTENDING THE WARRANTY COVERAGE ON THE PISTON RINGS AND PISTONS FOR 2008-11 ACCORD L4 TO 8 YEARS FROM THE ORIGINAL DATE OF PURCHASE OR 125,000 MILES, WHICHEVER COMES FIRST.
A15-0202017-06-29. Service bulletin. ENGINE. THE REAR CYLINDER HEAD COVER GASKET LEAKS OIL.
A09-0102017-06-28. Service bulletin. EQUIPMENT; ENGINE. SERVICE BULLETIN - AT COLD START-UP, THE ENGINE RATTLES LOUDLY FOR ABOUT 2 SECONDS. THE VARIABLE VALVE TIMING CONTROL (VTC) ACTUATOR IS DEFECTIVE.
A05-0322017-05-24. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). SERVICE BULLETIN - NAVIGATION SYSTEM INFORMATION.
A15110E2017-05-23. Service bulletin. ENGINE. SERVICE NEWS ARTICLE - DOES THE ENGINE RATTLE AT COLD STARTUP FOR 1 TO 2 SECONDS WHEN IT’S COLD OUTSIDE? CHANCES ARE THE VTC ACTUATOR IS THE CULPRIT. KEEP IN MIND SIMPLY REPLACING THE VTC ACTUATOR USING CURRENT PARTS STOCK WON’T FIX THIS RATTLE IF IT’S ONLY HEARD UNDER THESE CONDITIONS.
ATS1503012017-05-22. Service bulletin. ENGINE. "TECHLINE SUMMARY ARTICLE - EDITOR’S NOTE: THIS ARTICLE REPLACES THE ONE POSTED IN SEPTEMBER 2015 TO EXTEND THAT ARTICLE’S SHELF LIFE. THE ISSUES COVERED ARE STILL BEING ADDRESSED. DO YOU HAVE A VEHICLE THAT MAKES AN ENGINE RATTLE FOR 1 TO 2 SECONDS WHEN STARTED AFTER A COLD OVERNIGHT SOAK BELOW 32° F? THIS RATTLE IS MOST LIKELY RELATED TO THE VTC ACTUATOR."
WE - A13-0782017-05-16. Service bulletin. ENGINE; ELECTRICAL SYSTEM:SOFTWARE. "SERVICE BULLETIN - AMERICAN HONDA IS ANNOUNCING A POWERTRAIN WARRANTY EXTENSION AS A RESULT OF A SETTLEMENT OF A CLASS ACTION CAPTIONED, SOTO ET AL.V. AMERICAN HONDA MOTOR CO., INC., CASE NO. 3:12-CV-1377-SI (N.D. CAL.). THE PISTON RINGS ON CERTAIN CYLINDERS MAY ROTATE AND ALIGN WHICH CAN LEAD TO SPARK PLUG FOULING. THIS CAN SET DTCS P0301 NO. 1 CYLINDER MISFIRE DETECTED, P0302 NO. 2 CYLINDER MISFIRE DETECTED, P0303 NO. 3 CYLINDER MISFIRE DETECTED, P0304 NO. 4 CYLINDER MISFIRE DETECTED, AND CAUSE THE MIL TO COME ON. AMERICAN HONDA IS EXTENDING THE POWERTRAIN WARRANTY TO COVER REPAIRS RELATED TO ENGINE MISFIRE (THAT TRIGGERS DTCS P0301 THROUGH P0304) TO 8 YEARS WITH UNLIMITED MILEAGE FROM THE ORIGINAL DATE OF PURCHASE AND HAS SETTLED A CLASS ACTION BASED ON THIS REMEDIAL MEASURE."
WE - A13-0782017-05-15. Service bulletin. ENGINE. SERVICE BULLETIN - WARRANTY EXTENSION: MIL COMES ON WITH DTCS P0301 THRU P0304 - THE PISTON RINGS ON CERTAIN CYLINDERS MAY ROTATE AND ALIGN WHICH CAN LEAD TO SPARK PLUG FOULING. THIS CAN SET DTCS P0301 NO. 1 CYLINDER MISFIRE DETECTED, P0302 NO. 2 CYLINDER MISFIRE DETECTED, P0303 NO. 3 CYLINDER MISFIRE DETECTED, P0304 NO. 4 CYLINDER MISFIRE DETECTED, AND CAUSE THE MIL TO COME ON.
A13-0212017-05-12. Service bulletin. ENGINE. "SERVICE BULLETIN - THE MIL COMES ON WITH ONE OF THESE DTCS: • P2646/P2651 (ROCKER ARM OIL PRESSURE SWITCH CIRCUIT LOW VOLTAGE). • P2647/P2652 (ROCKER ARM OIL PRESSURE SWITCH CIRCUIT HIGH VOLTAGE). NOTE: THE SYMPTOM MAY BE INTERMITTENT AND YOU MAY NOT BE ABLE TO DUPLICATE IT AFTER CLEARING THE DTC. THE ROCKER ARM OIL PRESSURE SWITCH MAY FAIL INTERMITTENTLY."
A09-010.V42017-01-05. Service bulletin. ENGINE. SERVICE BULLETIN - REPLACE THE VTC ACTUATOR IF THE ENGINE RATTLES LOUDLY FOR 2 SECONDS DURING COLD START-UP.
A09-010.V32017-01-05. Service bulletin. ENGINE. SERVICE BULLETIN - REPLACE THE VTC ACTUATOR IF THE ENGINE RATTLES LOUDLY FOR 2 SECONDS DURING COLD START-UP.
AMV1610012016-12-21. Service bulletin. AIR BAGS. TECH2TECH VIDEO - AIRBAG INFLATOR INSTALLATION TIPS. PLEASE ADVISE IF YOU WOULD LIKE A COPY OF THE VIDEO SENT TO YOU ON A THUMB DRIVE OR DVD.
A12-0822016-12-21. Service bulletin. SUSPENSION. SERVICE BULLETIN - A CLUNK IS HEARD IN THE FRONT SUSPENSION WHILE DRIVING OVER IRREGULAR SURFACES AND IN HOT WEATHER. THE NOISE GOES AWAY TEMPORARILY WHEN THE VEHICLE IS LIFTED IN THE AIR (THE SUSPENSION IS ALLOWED TO HANG) AND THEN RETURNED TO THE GROUND. REPLACE BOTH OF THE FRONT LOWER BALL JOINTS WITH UPDATED SERVICE PARTS MADE TO ADDRESS THIS SPECIFIC SYMPTOM.
A-PAS-09122013-92016-12-20. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. "DEALER MESSAGE - AMERICAN HONDA (AHM) IS INVESTIGATING CERTAIN 2011-2012 ACCORD L4S WITH A COMPLAINT OF AN ATF (AUTOMATIC TRANSMISSION FLUID) LEAK FROM THE DRIVESHAFT SEALS. TO FULLY UNDERSTAND THE CAUSE OF THIS OCCURRENCE, AHM WOULD LIKE TO COLLECT SPECIFIC PART FROM THE VEHICLE PRIOR TO YOU ATTEMPTING A REPAIR OF ANY KIND."
AMV1610022016-12-19. Service bulletin. AIR BAGS. TECH2TECH VIDEO - AIRBAG INFLATOR INSTALLATION TIPS. PLEASE ADVISE IF YOU WOULD LIKE A COPY OF THE VIDEO SENT TO YOU ON A THUMB DRIVE OR DVD.
TAKATA_TEXT MESS2016-12-16. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. US VIRGIN ISLANDS NEWSPAPER ADVERTISEMENTS TO REMIND OWNERS OF THE TAKATA RECALL AND TO SCHEDULE AN APPOINTMENT AT THEIR EARLIEST CONVENIENCE.

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