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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: Software are shown. Show all

Bulletins, newest first
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.
B15-0402017-05-24. 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.
B14-0372017-05-22. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. "SERVICE BULLETIN - IN A CONTINUING EFFORT TO PROVIDE THE HIGHEST LEVEL OF CLIENT SATISFACTION, ACURA HAS RELEASED A SOFTWARE UPDATE FOR THE AUDIO, NAVIGATION, AND HANDS-FREE PHONE SYSTEMS. THIS SOFTWARE UPDATE PROVIDES FUNCTIONAL AND GRAPHICAL IMPROVEMENTS TO MAKE THE SYSTEMS MORE USER FRIENDLY IN THE 2015 MDX AND TLX. FOR YOUR REFERENCE, A LIST OF CHANGES IS INCLUDED AT THE END OF THIS BULLETIN. THIS UPDATE IS ONLY BEING OFFERED UNTIL 3/31/2016. NOTE: UPDATE ONLY THE VEHICLES LISTED UNDER AFFECTED VEHICLES OTHERWISE, YOU MAY POTENTIALLY DAMAGE THE AUDIO OR AUDIO/NAVIGATION UNIT."
DLR MSG - ACURA2017-05-19. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). DEALER MESSAGE - ON OCTOBER 30, 2014, ACURA RELEASED A SOFTWARE UPDATE FOR THE AUDIO, NAVIGATION, AND HANDS-FREE PHONE SYSTEMS FOR THE 2015 MDX AND TLX TO PROVIDE FUNCTIONAL AND GRAPHICAL IMPROVEMENTS IN ORDER TO MAKE THE SYSTEMS MORE USER FRIENDLY.
SERVICE BULLETIN2017-05-19. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM:SOFTWARE. "SERVICE BULLETIN - IN A CONTINUING EFFORT TO PROVIDE THE HIGHEST LEVEL OF CLIENT SATISFACTION, ACURA HAS RELEASED A SOFTWARE UPDATE FOR THE AUDIO, NAVIGATION, AND HANDS-FREE PHONE SYSTEMS. THIS SOFTWARE UPDATE PROVIDES FUNCTIONAL AND GRAPHICAL IMPROVEMENTS TO MAKE THE SYSTEMS MORE USER FRIENDLY IN THE 2015 MDX AND TLX. FOR YOUR REFERENCE, A LIST OF CHANGES IS INCLUDED AT THE END OF THIS BULLETIN."
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.
B160412016-11-30. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM:SOFTWARE. SERVICE BULLETIN - THE BATTERY MANAGEMENT SYSTEM (BMS) HAS DETERMINED THAT THE INTERNAL RESISTANCE OF THE BATTERY IS TOO HIGH AND NEEDS REPLACEMENT, WHICH IS THE REASON THE MESSAGE IS DISPLAYED IN THE MID AND THE BATTERY WAS REPLACED. THE NEW SOFTWARE ENABLES THIS MESSAGE TO CLEAR.
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.
B14-037-CL-042922016-11-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). LETTER NOTIFYING OWNERS THAT A SOFTWARE UPDATE IS AVAILABLE TO IMPROVE AUDIO, NAVIGATION, AND HANDS-FREE PHONE SYSTEMS IN THE NAVIGATION SYSTEM.
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.
14-0372016-11-02. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. SERVICE BULLETIN - SOFTWARE UPDATE FOR THE AUDIO, NAVIGATION, AND HANDS-FREE PHONE SYSTEMS TO MAKE THE SYSTEMS MORE USER FRIENDLY.
#14-0372016-07-07. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); ELECTRICAL SYSTEM:SOFTWARE. a PRODUCT IMPROVEMENT that has not been completed on this vehicle; refer to the address card for the affected VIN. We released a software update for the audio, navigation, and hands-free phone systems in your navigation-equipped MDX. This software update provides functional and graphical improvements to make the systems more user friendly.
SB-15-0242015-12-02. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). ACURA: OWNER'S NOTIFICATION LETTER INCLUDED. SELECT DOCUMENT SEARCH BUTTON BELOW. SOME MODEL VEHICLES FAILS TO MEET OBDII IN THE PCM SOFTWARE. MODEL 2015 TLC. *PE
14-0542015-04-21. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. ACURA: 2015 TLX: SEE DOCUMENT SEARCH BUTTON FOR OWNERS LETTER. THE CROSS-TRAFFIC FAILS TO SOUND WHEN VEHICLE PASSES BEHIND THE TLX. *LJ UPDATED 6/2/15. *PE UPDATED 6/30/15. *TA
SB-14-0372015-02-25. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. ACURA: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. SOFTWARE UPDATES, FOR AUDIO, HANDS-FREE PHONE SYSTEMS AND NAVIGATION, PROVIDES GRAPHICAL IMPROVEMENTS AND FUNCTIONALITY TO MAKE SYSTEMS USER FRIENDLY IN SOME VEHICLES. MODEL 2015 MDX, TLX. *PE UPDATE *LJ 04/15/15

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