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Service bulletins for the 2023 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.

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

By type

By component

By trouble code

Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
B25-0482025-09-23. Service bulletin. ENGINE. Service Bulletin - Oil leak at the cam chain tensioner inspection cover due to and insufficient sealant adhesion on the inspection cover.
BTI&043020259022025-05-06. Other. ENGINE. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2023 RDXs and TLXs with a client complaint of the "Emissions System Warning" Malfunction Indicator Light (MIL) on with DTC P2101 (Electronic Throttle Control System Malfunction) stored. Client may experience the vehicle going into "limp" mode. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to your attempting a repair of any kind.
BTI&041620259022025-04-29. Other. ENGINE. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2023 RDXs and TLXs with a client complaint of the "Emissions System Warning" Malfunction Indicator Light (MIL) on with DTC P2101 (Electronic Throttle Control System Malfunction) stored. Client may experience the vehicle going into "limp" mode. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to your attempting a repair of any kind.
BTI&111320249022024-11-19. Other. ENGINE. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2023 RDXs and TLXs with a client complaint of the "Emissions System Warning" Malfunction Indicator Light (MIL) on with DTC P2101 (Electronic Throttle Control System Malfunction) stored. Client may experience the vehicle going into "limp home" mode. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to your attempting a repair of any kind.
BTI&102420249032024-11-06. Other. ENGINE. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2023 RDXs and TLXs with a client complaint of the "Emissions System Warning" Malfunction Indicator Light (MIL) on with DTC P2101 (Electronic Throttle Control System Malfunction) stored. Client may experience the vehicle going into "limp home" mode. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to your attempting a repair of any kind.
B23-0102023-03-23. Service bulletin. ENGINE AND ENGINE COOLING. Service Bulletin - Under certain circumstances, the vehicle may experience driveability concerns. This may result in the following DTC’s to set: • P0300 (Random Misfire Detected), • P0301 (No. 1 Cylinder Misfire Detected), • P0302 (No. 2 Cylinder Misfire Detected), • P0303 (No. 3 Cylinder Misfire Detected), • P0304 (No. 4 Cylinder Misfire Detected), • P0172 (Fuel System Too Rich)

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