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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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By component

By trouble code

Bulletins, newest first
BPaS052420199042019-06-01. Service bulletin. STRUCTURE. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2015 TLXs with a client complaint of the paint peeling (B588P Fathom Blue Pearl). To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
BPaS052420199022019-06-01. Service bulletin. AIR BAGS. Dealer Message - American Honda Motor Co., Inc. (AHM) is collecting a set of HEALTHY side airbags from certain 2015-2017 TLXs which fits the criteria listed below.
BPaS052420199012019-06-01. Service bulletin. AIR BAGS. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2015 TLXs with a client complaint of the SRS light on with the DTC B0020-13 (Open or Increased Resistance in the Driver's Side Airbag Inflator) or B0028-13 (Open or Increased Resistance in the Front Passenger's Side Airbag Inflator) stored or in active fault. To better 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.
BPaS050720199022019-05-20. Service bulletin. AIR BAGS. Dealer Message - American Honda Motor Co., Inc. (AHM) is collecting a set of HEALTHY side airbags from certain 2015-2017 TLXs which fits the criteria listed below.
BPaS050720199012019-05-20. Service bulletin. AIR BAGS. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2015 TLXs with a client complaint of the SRS light on with the DTC B0020-13 (Open or Increased Resistance in the Driver's Side Airbag Inflator) or B0028-13 (Open or Increased Resistance in the Front Passenger's Side Airbag Inflator) stored or in active fault. To better 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.
BPaS041820199032019-04-23. Service bulletin. AIR BAGS. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2015 TLXs with a client complaint of the SRS light on with the DTC B0020-13 (Open or Increased Resistance in the Driver's Side Airbag Inflator) or B0028-13 (Open or Increased Resistance in the Front Passenger's Side Airbag Inflator) stored or in active fault. To better 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.
BPaS041820199022019-04-23. Service bulletin. AIR BAGS. Dealer Message - American Honda Motor Co., Inc. (AHM) is collecting a set of HEALTHY side airbags from certain 2015-2017 TLXs which fits the criteria listed below.
BPaS040220199022019-04-21. Service bulletin. AIR BAGS. Dealer Message - American Honda Motor Co., Inc. (AHM) is collecting a set of HEALTHY side airbags from certain 2015-2017 TLXs which fits the criteria listed below.
BPaS040220199012019-04-21. Service bulletin. AIR BAGS. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2015 TLXs with a client complaint of the SRS light on with the DTC B0020-13 (Open or Increased Resistance in the Driver's Side Airbag Inflator) or B0028-13 (Open or Increased Resistance in the Front Passenger's Side Airbag Inflator) stored or in active fault. To better 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.
BPaS032020199032019-03-26. Service bulletin. AIR BAGS. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2015 TLXs with a client complaint of the SRS light on with the DTC B0020-13 (Open or Increased Resistance in the Driver's Side Airbag Inflator) or B0028-13 (Open or Increased Resistance in the Front Passenger's Side Airbag Inflator) stored or in active fault. To better 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.
BPaS032020199022019-03-26. Service bulletin. AIR BAGS. Dealer Message - American Honda Motor Co., Inc. (AHM) is collecting a set of HEALTHY side airbags from certain 2015-2017 TLXs which fits the criteria listed below.
ONLKG5030820192019-03-15. Service bulletin. POWER TRAIN; POWER TRAIN:AUTOMATIC TRANSMISSION. Owner Notification Letter - Our records indicate that a PRODUCT UPDATE has not been completed on this vehicle, refer to the address card for the affected VIN. Your 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.
ONLKG2030820192019-03-15. Service bulletin. POWER TRAIN; POWER TRAIN:AUTOMATIC TRANSMISSION. Owner Notification Letter - Our records indicate that a PRODUCT UPDATE has not been completed on this vehicle, refer to the address card for the affected VIN. The automatic transmission fluid (ATF) warmer was improperly manufactured and may allow the engine coolant and ATF to mix. If the coolant and ATF mix, the engine and transmission may be damaged and require replacement.
BPaS030420199022019-03-15. Service bulletin. AIR BAGS. "Dealer Message - American Honda Motor Co., Inc. (AHM) is collecting a set of HEALTHY side airbags from certain 2015-2017 TLXs which fits the criteria listed below. AHM is interested ONLY if the vehicle meets the following requirements: 1. For 2015 TLX, the Manufactured Date on the driver's doorjamb must be AFTER 04/2015. 2. All 2016-2017 TLXs are accepted. 3. No SRS DTCs are stored. 4. Seat frames have not been replaced previously."
BPaS030420199012019-03-15. Service bulletin. AIR BAGS. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2015 TLXs with a client complaint of the SRS light on with the DTC B0020-13 (Open or Increased Resistance in the Driver's Side Airbag Inflator) or B0028-13 (Open or Increased Resistance in the Front Passenger's Side Airbag Inflator) stored or in active fault. To better 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.
B19-0122019-02-26. Service bulletin. ENGINE. Service Bulletin - There is a knocking or clicking from the engine during cold startup.
BPaS010220199062019-02-10. Service bulletin. ENGINE AND ENGINE COOLING; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR. Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2015-2019 TLXs with a client complaint of the Malfunction Indicator Lamp (MIL) on with DTC P0420 (Rear Bank Catalyst System Efficiency Below Threshold [Bank 2]) and/or P0430 (Front Bank Catalyst Sytem Efficiency Below Threshold [Bank 2]) stored. To fully understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
BPaS112720189012018-12-07. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR; ENGINE AND ENGINE COOLING. Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2015-2019 TLXs with a client complaint of the Malfunction Indicator Lamp (MIL) on with DTC P0420 (Rear Bank Catalyst System Efficiency Below Threshold [Bank 2]) and/or P0430 (Front Bank Catalyst Sytem Efficiency Below Threshold [Bank 2]) stored. To fully understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
BPaS112620189052018-12-07. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR; ENGINE AND ENGINE COOLING. Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2015-2019 TLXs with a client complaint of the Malfunction Indicator Lamp (MIL) on with DTC P0420 (Rear Bank Catalyst System Efficiency Below Threshold [Bank 2]) and/or P0430 (Front Bank Catalyst Sytem Efficiency Below Threshold [Bank 2]) stored. To fully understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
BPaS110520189052018-12-03. Service bulletin. ELECTRICAL SYSTEM. Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2015-2016 TLX V6s & 2016 MDXs with a client complaint of a no-start condition that requires the 12V battery to be replaced. 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.
BPaS110520189042018-12-03. Service bulletin. ENGINE AND ENGINE COOLING. Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2015-2019 TLXs with a client complaint of the Malfunction Indicator Lamp (MIL) on with DTC P0420 (Rear Bank Catalyst System Efficiency Below Threshold [Bank 2]) and/or P0430 (Front Bank Catalyst Sytem Efficiency Below Threshold [Bank 2]) stored. To fully understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
BPaS111320189032018-11-30. Service bulletin. ELECTRICAL SYSTEM. Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2015-2016 TLX V6s & 2016 MDXs with a client complaint of a no-start condition that requires the 12V battery to be replaced. 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.
BPaS101720189062018-10-29. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2015-2019 TLXs with a client complaint of the Malfunction Indicator Lamp (MIL) on with DTC P0420 (Rear Bank Catalyst System Efficiency Below Threshold [Bank 2]) and/or P0430 (Front Bank Catalyst Sytem Efficiency Below Threshold [Bank 2]) stored. To fully understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
BPaS101720189052018-10-29. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2015-2016 TLX V6s & 2016 MDXs with a client complaint of a no-start condition that requires the 12V battery to be replaced. 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.
BPaS091720189082018-10-15. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2015-2016 TLX V6s & 2016 MDXs with a client complaint of a no-start condition that requires the 12V battery to be replaced. 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.

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