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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.

By type

By component

By trouble code

Bulletins, newest first
Service Bulletin2017-08-15. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. Service bulletin - Due to a potential problem during manufacture in the 9-speed automatic transmission, the transmission may not shift into "Park" when the driver selects the "Park" position on the electronic gear selector. Although the shift indicator will display "Park", the park lock may not engage, allowing the vehicle to roll away and increasing the risk of a crash
Service Bulletin2017-08-10. Service bulletin. WHEELS; SUSPENSION. Service bulletin - There is a clunk from the front of the vehicle when driving at low speed while going over bumps or turning. At least one of the self-locking nuts at the top of the front damper/spring assemblies is loose.
DLR MSG - Acura2017-08-10. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION. Dealer message - The METER reflash process for Cross Traffic Monitoring System inadvertently erases the idle characteristics learned by the PCM, and the HDS shows Idle Torque Learning as "Not Completed." The drivability symptoms which can result from this condition range from harsh 2-1 downshift, high rpm at idle, surging coming to a stop, and idle fluctuation.
BTS1607012017-07-31. Service bulletin. EQUIPMENT; SUSPENSION. Dealer message - Are you feeling a vertical vibration in the front seats, the floor, and the accelerator pedal that starts as early as 50 mph, progressively gets worse as speed increases, then peaks around 70 to 75 mph?
B16-0082017-07-31. Service bulletin. FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP; FUEL SYSTEM, GASOLINE. Service bulletin - The high pressure fuel pump area chirps after the engine is warm. The high pressure fuel pump is making a chirp.
DLR MSG - Acura2017-07-31. Service bulletin. PARKING BRAKE. Dealer message - 2015 TLX 9AT clients affected by Service Bulletin 14-050, Safety Recall: Transmission Does Not Engage Park will be sent notification letters starting the week of February 2nd. The letter will explain the reason for the recall and the recommendation to use the electric parking brake any time the vehicle is parked as a precaution. It also says to contact their dealer to make an appointment on or after February 23rd. A temporary service bulletin has been posted in the iN to provide instruction to your dealership for how to manage these clients prior to receipt of the final service bulletin and special tools required to perform the inspection and flush procedure. The temporary service bulletin will be replaced by the final service bulletin, which will include complete inspection and flushing procedures, on or before February 23rd.
DLR MSG - Acura2017-07-31. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; PARKING BRAKE. Dealer message - During the first week of February 2015, Acura TLX V6 owners with affected VINs will receive safety recall notices for a potential risk of vehicle roll away due to the transmission not physically shifting into Park when a driver selects Park on the gearshift selector.
Service Bulletin2017-07-31. Service bulletin. EQUIPMENT:ELECTRICAL; PARKING BRAKE. Service bulletin - Acura has decided that a defect relating to motor vehicle safety exists in certain 2015 model year TLX vehicles. During installation of the park rod and the EPR (electric park release) shaft, there are two issues that may have occurred.
Service Bulletin2017-07-31. Service bulletin. BACK OVER PREVENTION; BACK OVER PREVENTION: BACK-UP ALARM; ELECTRICAL SYSTEM:SOFTWARE. Service bulletin - When a vehicle passes behind the 2015 TLX, The Cross-Traffic Monitoring (CTM) alert does not sound. The display screen shows CTM indicators (orange arrows) only. The current Combination Meter Unit software does not enable the audible alert for CTM.
DLR MSG - RFV -2017-07-31. Service bulletin. SUSPENSION. Dealer message - American Honda (AHM) is investigating certain 2015 TLXs with a complaint of vibration at highway speeds. To fully understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
DLR MSG - RFV -2017-07-31. Service bulletin. SUSPENSION. Dealer message - American Honda (AHM) is investigating certain 2015 TLXs with a complaint of vibration at highway speeds. To fully understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
DLR MSG - Acura2017-07-31. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; PARKING BRAKE. Dealer message - During manufacturing of the 9-speed automatic transmission, it is possible that contamination may cause the parking pawl not to engage or the park rod may have been damaged during assembly and could dislodge, both of which can prevent the transmission from shifting into the Park position even if the driver has selected the Park position with the gear selector. Although the shift indicator will display "Park", the Park Lock may not engage allowing the vehicle to roll away, increasing the risk of a crash.
DLR MSG - RFV -2017-07-31. Service bulletin. POWER TRAIN; SUSPENSION. Dealer message - American Honda (AHM) is investigating certain 2015 TLXs with clients reporting a vibration at highway speeds. To fully understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
DLR MSG - RFV -2017-07-31. Service bulletin. POWER TRAIN; SUSPENSION. Dealer message - American Honda (AHM) is investigating certain 2015 TLXs with clients reporting a vibration at highway speeds. To fully understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
B17040B2017-07-31. Service bulletin. POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT; POWER TRAIN:AXLE ASSEMBLY. Service news article - Are you looking at what seems to be a rear differential axle seal or pinion seal leak? Something to keep in mind: The actual culprit may be something loose or damaged above it. A loose or damaged fluid pressure sensor will drip rear differential fluid onto the axle seal. A loose fluid pressure check port will drip that fluid onto the pinion seal.
DLR MSG - RFV -2017-07-31. Service bulletin. SUSPENSION. Dealer message - American Honda (AHM) is investigating certain 2015 TLXs with clients reporting a vibration at highway speeds. To fully understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
DLR MSG - RFV -2017-07-31. Service bulletin. SUSPENSION; POWER TRAIN. Dealer message - American Honda (AHM) is investigating certain 2015 TLXs with clients reporting a vibration at highway speeds. To fully understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
BPaS021520179012017-07-28. Service bulletin. ENGINE; ELECTRICAL SYSTEM. Dealer message - American Honda (AHM) is investigating certain 2015-2017 TLXs with a client complaint of the Malfunction Indicator Lamp (MIL) On with the DTC P16E5 (LIN Communication Error [PCM-DC-DC Converter]), P0A11 (DC-DC Converter Activation Circuit Malfunction) and/or P0A94 (DC-DC Converter Performance Problem) stored. To fully understand the cause of this condition, AHM would like to collect specific parts from the vehicle prior to you attempting a repair of any kind.
B17020D2017-07-28. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM. Service news article - We?ve made an important change to the AcuraLink telematics unit that you need to be aware of. This change switches the coverage of the internal cellular module from Code Division Multiple Access (CDMA) to Long Term Evolution (LTE).
B15-0242017-07-28. 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.
DLR MSG - RFV -2017-07-28. Service bulletin. ENGINE; SUSPENSION. Dealer message - American Honda (AHM)is investigating certain 2015 TLXs with clients reporting a vibration at highway speeds. To fully understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
DLR MSG - RFV -2017-07-28. Service bulletin. ENGINE; SUSPENSION. Dealer message - American Honda (AHM)is investigating certain 2015 TLXs with clients reporting a vibration at highway speeds. To fully understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
DLR MSG - RFP -2017-07-28. Service bulletin. WHEELS; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. Dealer message - American Honda (AHM)is investigating certain 2015 TLXs with a client reporting both rear wheels are locked up and/or the parking brake error message is displayed. To fully understand the cause of this occurrence, AHM would like to collect specific parts from the vehicle prior to you attempting a repair of any kind.
Service Bulletin2017-07-17. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; PARKING BRAKE. Service bulletin - Acura has decided that a defect relating to motor vehicle safety exists in certain 2015 model year TLX vehicles. During installation of the park rod and the Electronic park release shaft, there are two issue that may have occurred. If either of these conditions cocurs, the tranmission may not shift into Park.
Service Bulletin2017-07-17. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; POWER TRAIN. Service bulletin - The 8-speed dual-clutch transmission (DCT) slips or shifts hard when cold, usually on 1st to 2nd upshifts. The client may also report about feeling bumped or jerked once the vehicle has come to a stop. After the transmission warms up, it shifts normally.

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