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Service bulletins for the 2015 Acura TLX

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.

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

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Only bulletins with component: Automatic transmission are shown. Show all

Bulletins, newest first
B15-0242017-06-29. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). SERVICE BULLETIN - THE PCM SOFTWARE DOES NOT MEET OBDII REGULATIONS. UPDATE THE PCM SOFTWARE.
DLR MSG - ACURA2017-06-29. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM:SOFTWARE. "DEALER MESSAGE - TODAY, JUNE 9, 2015, AMERICAN HONDA IS ANNOUNCING A PRODUCT UPDATE FOR SOME 2015 TLX UNITS FOR UPDATING THE PCM SOFTWARE TO MEET OBDII REGULATIONS. BASIC PROBLEM SOFTWARE IN THE PCM DOES NOT MEET OBDII REGULATIONS. THE REPAIR UPDATE THE PCM WITH IMPROVED SOFTWARE."
B15-0242017-06-28. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM:SOFTWARE. SERVICE BULLETIN - THE PCM SOFTWARE DOES NOT MEET OBDII REGULATIONS. UPDATE THE PCM SOFTWARE.
PU - B15-0342017-06-21. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. "SERVICE BULLETIN - WHILE DRIVING, THE VEHICLE SHIFTS INTO NEUTRAL, THE TRANSMISSION INDICATOR COMES ON AND DTC P0657 (ACTUATOR SUPPLY VOLTAGE CIRCUIT/OPEN) IS STORED. THE DRIVER WILL NOT BE ABLE TO SELECT ANY OTHER GEAR UNTIL THE VEHICLE IS TURNED OFF AND RESTARTED."
DLR MSG - ACURA2017-06-21. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM:SOFTWARE. "DEALER MESSAGE - TODAY, JULY 8, 2015, AMERICAN HONDA IS ANNOUNCING A PRODUCT UPDATE FOR SOME 2015 TLX & 2016MDX UNITS FOR UPDATING THE PCM SOFTWARE TO REPAIR A CONCERN THAT MAY CAUSE THE VEHICLE TO UNEXPECTEDLY SHIFT INTO NEUTRAL DURING NORMAL OPERATION."
B15-038 - 7-25-12017-06-20. Service bulletin. ENGINE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM:SOFTWARE. SERVICE BULLETIN - THE VEHICLE HESITATES, SURGES, IDLES HIGH, SHIFTS HARD, OR AUTO IDLE STOP DOES NOT WORK. THE IDLE LEARN IS UNABLE TO RELEARN ITS PARAMETERS WHEN THE CAN SYSTEM IS INTERRUPTED DURING AN ECM, TCM, OR CONTROL UNIT UPDATE.
B15-041 - 8-21-12017-06-20. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION. "SERVICE BULLETIN - MULTIPLE INDICATORS COME ON AND TRANSMISSION IS STUCK IN 4TH GEAR, AND TEMPORARY DTC P0714 IS STORED (ATF TEMPERATURE SENSOR (INTERMITTENT FAILURE)). SENSITIVITY IN THE SOFTWARE FOR THE ATF TEMPERATURE SENSOR CIRCUIT."
B15-040 - 8-19-12017-06-20. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). SERVICE BULLETIN - UNDER CERTAIN DRIVING CONDITIONS SOME CLIENT MAY EXPERIENCE A FIRMER-THAN-EXPECTED UPSHIFT FROM 2ND TO 3RD GEAR. THE TCM SOFTWARE IS NOT OPTIMIZED FOR A CONSISTENT 2ND TO 3RD UPSHIFT UNDER ALL CONDITIONS.
B15-040 - 8-27-12017-06-20. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM:SOFTWARE. SERVICE BULLETIN - UNDER CERTAIN DRIVING CONDITIONS SOME CLIENT MAY EXPERIENCE A FIRMER-THAN-EXPECTED UPSHIFT FROM 2ND TO 3RD GEAR. THE TCM SOFTWARE IS NOT OPTIMIZED FOR A CONSISTENT 2ND TO 3RD UPSHIFT UNDER ALL CONDITIONS.
B15-039 - 8-28-12017-06-20. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SERVICE BULLETIN - THE TRANSMISSION END COVER LEAKS ON VEHICLES WITH 9-SPEED A/T. DURING ASSEMBLY, THE TRANSMISSION END COVER SEALING GASKET GETS TORN.
B17010C2017-06-19. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:GEAR POSITION INDICATION (PRNDL); POWER TRAIN:AUTOMATIC TRANSMISSION. "SERVICE NEWS ARTICLE - DO YOU HAVE A VEHICLE THAT HAS MULTIPLE INDICATORS ON OR WON’T GO INTO GEAR AND THE MIL IS ON WITH A/T DTC P26C3 (INTERNAL CONTROL MODULE TRANSMISSION RANGE SENSOR PERFORMANCE)? THERE MAY BE DEBRIS IN THE REVERSE OR NEUTRAL SHIFT BUTTONS OF THE SHIFT BY WIRE (SBW) SHIFTER ASSEMBLY THAT’S CAUSING THEM TO STICK. TYPICAL DEBRIS ARE PARTICLES IN THE REVERSE SHIFT BUTTON OR STICKY RESIDUE IN THE NEUTRAL SHIFT BUTTON FROM SOMETHING THAT SPILLED."
B15-0402017-05-24. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION. SERVICE BULLETIN - UNDER CERTAIN DRIVING CONDITIONS SOME CLIENT MAY EXPERIENCE A FIRMER-THAN-EXPECTED UPSHIFT FROM 2ND TO 3RD GEAR. THE TCM SOFTWARE IS NOT OPTIMIZED FOR A CONSISTENT 2ND TO 3RD UPSHIFT UNDER ALL CONDITIONS.
BTS1511012017-05-23. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. TECHLINE SUMMARY ARTICLE - REPLACEMENT TCMS DON’T COME WITH TRIM DATA. AFTER INSTALLATION, YOU NEED TO RUN A TEACH-IN (HYDRAULIC PRESSURE CHARACTERISTIC CALIBRATION) PROCEDURE WITH THE HDS. THE PROBLEM IS THAT A/T DTC P287C (TRANSMISSION ADAPTIVE VALUES NOT LEARNED) IS SET, WHICH PREVENTS TEACH-IN.
B15110B2017-05-23. Service bulletin. EQUIPMENT:ELECTRICAL; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). SERVICE NEWS ARTICLE - CAN’T CLEAR MULTIPLE LOSS-OF-COMMUNICATION DTCS? THAT’S BECAUSE YOU MUST FIRST CLEAR ALL DTCS FROM THE TCM. IF THE TCM HAS ANY DTCS SET, IT WON’T COMMUNICATE WITH THE REST OF THE CONTROL UNITS, RESULTING IN MULTIPLE LOSS-OF-COMMUNICATION DTCS.
B15-0502017-05-23. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM:WIRING. SERVICE BULLETIN - MULTIPLE INDICATOR LIGHTS ARE ON WITH DTC U129D (F-CAN MALFUNCTION) [PCM-PRECISION ALL WHEEL CONTROL UNIT]) STORED. THERE IS A BAD WIRE CRIMP IN THE REAR TOE CONTROL ACTUATOR CONNECTOR.
B15-0392017-05-16. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SERVICE BULLETIN - THE TRANSMISSION END COVER LEAKS ON VEHICLES WITH 9-SPEED A/T. DURING ASSEMBLY, THE TRANSMISSION END COVER SEALING GASKET GETS TORN.
B16120B2017-05-15. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. "SERVICE BULLETIN - IN A 9-SPEED A/T, THE ATF LEVEL IS CRITICAL. IF IT’S TOO HIGH, THE TRANSMISSION COULD SHIFT HARD. IF IT’S TOO LOW, THE TRANSMISSION COULD SLIP. THIS TRANSMISSION ALSO DOESN’T USE A DIPSTICK. TO CHECK THE ATF LEVEL, YOU NEED TO RUN A SPECIAL PROCEDURE. ALTHOUGH IT’S COVERED IN THE SERVICE INFORMATION, WE’RE INCLUDING IT HERE ALONG WITH SOME TIPS TO HELP ENSURE YOU’RE DOING THE JOB RIGHT."
B16-0122017-05-15. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SERVICE BULLETIN - TRANSMISSION FUNCTION IMPROVEMENTS: SENSATION OF SURGE WHILE BRAKING, SLOW DOWNSHIFT RESPONSE AT LOW ENGINE SPEEDS, AND OTHER LISTED SYMPTOMS. AMERICAN HONDA HAS MADE SEVERAL SHIFT QUALITY IMPROVEMENTS IN THE 2015 AND 2016 TLX V6.
B17010C2017-05-12. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. "SERVICE NEWS ARTICLE - DO YOU HAVE A VEHICLE THAT HAS MULTIPLE INDICATORS ON OR WON’T GO INTO GEAR AND THE MIL IS ON WITH A/T DTC P26C3 (INTERNAL CONTROL MODULE TRANSMISSION RANGE SENSOR PERFORMANCE)? THERE MAY BE DEBRIS IN THE REVERSE OR NEUTRAL SHIFT BUTTONS OF THE SHIFT BY WIRE (SBW) SHIFTER ASSEMBLY THAT’S CAUSING THEM TO STICK. TYPICAL DEBRIS ARE PARTICLES IN THE REVERSE SHIFT BUTTON OR STICKY RESIDUE IN THE NEUTRAL SHIFT BUTTON FROM SOMETHING THAT SPILLED."
B16-0122017-01-11. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SERVICE BULLETIN - TRANSMISSION FUNCTION IMPROVEMENTS: SENSATION OF SURGE WHILE BRAKING, SLOW DOWNSHIFT RESPONSE AT LOW ENGINE SPEEDS, AND OTHER LISTED SYMPTOMS.
PRODUCT UPDATE -2016-12-28. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. CUSTOMER LETTER - OUR RECORDS INDICATE THAT A PRODUCT UPDATE HAS NOT BEEN COMPLETED ON THIS VEHICLE; REFER TO THE ADDRESS CARD FOR THE AFFECTED VIN. WHILE DRIVING, THE VEHICLE MAY SHIFT INTO NEUTRAL AND THE TRANSMISSION INDICATOR COMES ON. THE DRIVER WILL NOT BE ABLE TO SELECT ANY OTHER GEAR UNTIL THE VEHICLE IS TURNED OFF AND RESTARTED. PLEASE CONTACT ANY AUTHORIZED ACURA DEALER TO SCHEDULE A SERVICE APPOINTMENT. THE DEALER WILL UPDATE THE SOFTWARE IN YOUR VEHICLE. THIS WORK WILL BE DONE FREE OF CHARGE.
OBDII REFLASHJQ82016-12-28. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM:SOFTWARE. CUSTOMER LETTER - OUR RECORDS INDICATE THAT A PRODUCT UPDATE HAS NOT BEEN COMPLETED ON THIS VEHICLE; REFER TO THE ADDRESS CARD FOR THE AFFECTED VIN. WHILE DRIVING, THE VEHICLE MAY SHIFT INTO NEUTRAL AND THE TRANSMISSION INDICATOR COMES ON. THE DRIVER WILL NOT BE ABLE TO SELECT ANY OTHER GEAR UNTIL THE VEHICLE IS TURNED OFF AND RESTARTED. PLEASE CONTACT ANY AUTHORIZED ACURA DEALER TO SCHEDULE A SERVICE APPOINTMENT. THE DEALER WILL UPDATE THE SOFTWARE IN YOUR VEHICLE. THIS WORK WILL BE DONE FREE OF CHARGE.
B150402016-11-21. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. "SERVICE BULLETIN - UNDER VERY SPECIFIC DRIVING CONDITIONS THE CUSTOMER MAY NOTICE THE 2-3 UPSHIFT IS MORE PRONOUNCED (FIRMER) THAN THE OTHER SHIFTS. THE TRANSMISSION IS WORKING PROPERLY AND THIS DOES NOT INDICATE A PROBLEM. THIS IS NOT A DURABILITY CONCERN. TO GET OPTIMAL PERFORMANCE OUT OF THE TRANSMISSION, UPDATE THE TCM SOFTWARE, CLEAR ANY DTCS, AND DO THE PCM IDLE LEARN PROCEDURE. AFTER THE UPDATE HAS BEEN DONE, IF THE CLIENT RETURNS AFTER DRIVING THE VEHICLE 500 MILES AND IS STILL CONCERNED ABOUT THE 2-3 SHIFT, GO TO REPAIR PROCEDURE; REPLACE TRANSMISSION."
B15-0402016-11-16. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). SERVICE BULLETIN - UNDER VERY SPECIFIC DRIVING CONDITIONS THE CUSTOMER MAY NOTICE THE 2-3 UPSHIFT IS MORE PRONOUNCED (FIRMER) THAN THE OTHER SHIFTS. TO REMEDY THIS CONDITION, UPDATE THE TCM SOFTWARE, CLEAR ANY DTCS, AND DO THE PCM IDLE LEARN PROCEDURE.
B160122016-11-07. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; ELECTRICAL SYSTEM:SOFTWARE. SERVICE BULLETIN - TRANSMISSION FUNCTION IMPROVEMENTS: SENSATION OF SURGE WHILE BRAKING, SLOW DOWNSHIFT RESPONSE AT LOW ENGINE SPEEDS, AND OTHER LISTED SYMPTOMS. SOFTWARE UPDATE.

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