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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: Transmission and driveline are shown. Show all

Bulletins, newest first
Customer Letter2017-11-14. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. Customer letter - Your 2015?16 TLX previously had the transmission replaced because of a leaking 9-speed automatic transmission fluid (ATF) warmer. As the issue was under investigation when the transmission was replaced, your vehicle needs further action before it is completely repaired.
B17-0272017-10-12. Service bulletin. ENGINE AND ENGINE COOLING; POWER TRAIN. Service bulletin - American Honda is extending the warranty on the 9-speed transmission warmers to 10 years from the original date of purchase with unlimited mileage. This warranty covers vehicles where the engine coolant and ATF mix because of an internal leak in the 9-speed transmission warmer.
B17-0122017-10-12. Service bulletin. ENGINE AND ENGINE COOLING; POWER TRAIN. Service bulletin - Some 9-speed transmission warmers were improperly manufactured and allow the engine coolant and ATF to mix. If the fluids mix, the engine and transmission may be permanently damaged and require replacement. These vehicles previously had the transmission replaced because the transmission warmers leaked. In rare cases, these vehicles may have also overheated but because the issue was under investigation, a standard repair procedure hadn't been developed. Further action is needed before the vehicle is completely repaired.
B17-0112017-10-12. Service bulletin. POWER TRAIN; ENGINE AND ENGINE COOLING. Service bulletin - Some 9-speed transmission warmers were improperly manufactured and allow the engine coolant and ATF to mix. If the fluids mix, the engine and transmission may be permanently damaged and require replacement.
BBOM092220179022017-10-05. Service bulletin. POWER TRAIN. Dealer message - Please be advised that VIN Inquiry is currently experiencing technical difficulties with these campaigns. We expect this to be resolved by tomorrow, September 23, 2017. The service bulletins have posted and are available on SIS. However, until VIN inquiry is operating, affected vehicles cannot be correctly identified.
BBOM092220179012017-10-05. Service bulletin. POWER TRAIN. Dealer message - Today, September 22, 2017, Acura is announcing four product updates and two warranty extensions on certain model year 2015-16 TLX and 2016 MDX vehicles to address vehicles with a possible leaking transmission warmer. Some of these vehicles may be in your new or used inventory and should be repaired prior to sale.
B17-0272017-10-05. Service bulletin. POWER TRAIN. Service bulletin - American Honda is extending the warranty on the 9-speed transmission warmers to 10 years from the original date of purchase with unlimited mileage.
B17-0122017-10-05. Service bulletin. POWER TRAIN. Service bulletin - You may have received tools for this service bulletin. Please save the tools and store them in a safe place for this upcoming market action.
B17-0112017-10-05. Service bulletin. POWER TRAIN; ENGINE AND ENGINE COOLING. Service bulletin - Some 9-speed transmission warmers were improperly manufactured and allow the engine coolant and ATF to mix. If the fluids mix, the engine and transmission may be permanently damaged and require replacement.
B17-0342017-09-27. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM; ENGINE. Service bulletin - The MIL comes on with DTC P0430 (front bank catalyst system efficiency below threshold [Bank 2]). The PCM software may misinterpret sensor inputs as a deteriorated catalytic converter.
B170152017-09-27. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. Service bulletin - Clients receive excessive notifications for a low power mode through AcuraLink®. There is a false CAN signal transmitted through the telematics control unit.
B170032017-09-27. Service bulletin. POWER TRAIN. Service bulletin - The 8-Speed dual-clutch transmission (DCT) has a bump or hard shift when coming to a stop, usually on the downshift from 2nd to 1st. This symptom is intermittent and may be difficult to duplicate. The PCM settings are not properly breaking-in the odd and even clutches.
B150392017-09-27. Service bulletin. ENGINE AND ENGINE COOLING; POWER TRAIN. Service bulletin - The transmission end cover leaks on vehicles with 9-speed A/T. During assembly, the transmission end cover sealing gasket gets torn.
B17-0342017-09-14. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM:SOFTWARE. Service bulletin - The MIL comes on with DTC P0430 (front bank catalyst system efficiency below threshold [Bank 2]).
B16110B2017-08-31. Service bulletin. ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS; POWER TRAIN:CLUTCH ASSEMBLY. Servicenews article - We?ve created a new A/T DTC to detect abnormal circuit resistance in the clutch pressure control solenoid valve circuits. It?s A/T DTC P0901 (clutch actuator circuit range/performance).
Service Bulletin2017-08-25. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. Service bulletin - During manufacturing of the 9-speed automatic transmission, it is possible that contamination may get into the parking pawl, or the park rod may become dislodged or broken, both of which can prevent the transmission from shifting into park. 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.
DLR MSG - Stop S2017-08-25. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. Dealer message - On December 3, 2014 Acura notified NHTSA of a Stop Sale order and Safety Recall for approximately 9,500 TLX V6 vehicles. During manufacturing of the 9speed 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. 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 - Acura2017-08-15. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. Dealer message - In Preparation for inventory inspections related to "Rolls In Park" condition on 2015V6TLX9-AT units: Inspectors will be in certain markets clearing inventory as soon as Tuesday afternoon Dec. 16th. Please be prepared prior to the arrival of your inspector so we can quickly clear your inventory and then move to clear other dealerships inventory. If unprepared, inspectors are instructed to move to the next dealership in order to maximize market clearing.
DLR MSG - Acura2017-08-15. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); POWER TRAIN:AUTOMATIC TRANSMISSION. Dealer message - As approximately 3,000 TLX V6s are on STOP SALE, awaiting transmission inspections, there is an opportunity to address these vehicles now. We encourage dealers to update any new or used vehicles in dealer stock per S/B 14-054, Product Update: Cross-Traffic Monitoring System ? No Audible Alert prior to sale in order to avoid future customer inconvenience.
B17070B2017-08-15. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER; POWER TRAIN:AUTOMATIC TRANSMISSION. Service news article - Because of a transmission case casting flaw, the inside of the torque converter bracket hole in some 9-speed A/Ts is porous enough that ATF could leak from the hole. This flaw was found by the transmission factory during production.
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
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.
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.
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.

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