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Service bulletins for the 2023 Acura MDX

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.

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

By type

By component

By trouble code

Bulletins, newest first
BTI&081520249012024-08-20. Other. STRUCTURE:BODY. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2022-2024 MDXs with a client complaint of the moonroof seal being visually deformed, torn or binding. This concern may cause water leaks or for the moonroof to not operate properly. 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.
B24-0472024-08-02. Service bulletin. ELECTRICAL SYSTEM. Service Bulletin - A coaxial cable terminal was not manufactured to proper specifications. An improperly manufactured terminal may lead to poor communication in the media-oriented system transport (MOST) bus network which can potentially affect the audio sound quality.
B24-0252024-08-02. Service bulletin. WHEELS. Service Bulletin - Drivers are experiencing screeching, squeaking, rubbing, or scraping from the rear wheel area due to rocks are getting caught between the rear brake disk and splash guard.
BBOM073020249022024-08-02. Other. ELECTRICAL SYSTEM. Dealer Message - A coaxial cable terminal was not manufactured to proper specifications. An improperly manufactured terminal may lead to poor communication in the Media Oriented System Transport (MOST) bus network which can potentially affect the audio sound quality.
BTI&073120249012024-08-02. Other. STRUCTURE:BODY. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2022-2024 MDXs with a client complaint of the moonroof seal being visually deformed, torn or binding. This concern may cause water leaks or for the moonroof to not operate properly. 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.
BTI&071520249012024-07-24. Other. STRUCTURE:BODY. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2022-2024 MDXs with a client complaint of the moonroof seal being visually deformed, torn or binding. This concern may cause water leaks or for the moonroof to not operate properly. 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.
BTI&070820249022024-07-11. Other. ELECTRICAL SYSTEM. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2022-2024 MDXs that have failed the battery test. To better understand the cause of this condition, AHM would like to collect specific parts and photos from the vehicle prior to your attempting a repair of any kind.
BTI&071020249012024-07-11. Other. STRUCTURE:BODY. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2022-2024 MDXs with a client complaint of the moonroof seal being visually deformed, torn or binding. This concern may cause water leaks or for the moonroof to not operate properly. 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.
B24-0252024-07-01. Service bulletin. SERVICE BRAKES. Service Bulletin - Customers may experience screeching, squeaking, rubbing, or scraping from the rear wheel area due to rocks getting caught between the rear brake disk and splash guard.
BTI&052920249032024-06-03. Other. STRUCTURE:BODY. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2022-2024 MDXs with a client complaint of the moonroof seal being visually deformed, torn or binding. This concern may cause water leaks or for the moonroof to not operate properly. 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.
BTI&053120249012024-06-03. Other. ELECTRICAL SYSTEM. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2022-2024 MDXs that have failed the battery test. To better understand the cause of this condition, AHM would like to collect specific parts and photos from the vehicle prior to your attempting a repair of any kind.
BTI&051720249022024-05-22. Other. ELECTRICAL SYSTEM. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2022-2024 MDXs that have failed the battery test. To better understand the cause of this condition, AHM would like to collect specific parts and photos from the vehicle prior to your attempting a repair of any kind.
B24040A2024-05-15. Other. ENGINE. Service News - Due to On-Board Diagnostic (OBD) regulation change starting with 2019 vehicles, American Honda’s Variable Valve Timing and Lift Electronic Control (VTEC) On-Board Diagnostic monitors are now included in the EGR/VVT OBD Monitor Readiness status group. Due to some customer’s driving patterns, they may not drive in the fashion needed to operate the VTEC (EGR/VVT) that only operates above 5,350 rpm to run the OBD monitoring. Therefore, the EGR/VVT OBD monitor group readiness status is not set to “Complete” when the customer presents their vehicle to a Smog Check station for inspection.
BTI&050320249022024-05-15. Other. ELECTRICAL SYSTEM. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2022-2024 MDXs that have failed the battery test. To better understand the cause of this condition, AHM would like to collect specific parts and photos from the vehicle prior to your attempting a repair of any kind.
BTI&050320249012024-05-15. Other. SUSPENSION. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2023-2024 MDXs with a client complaint of suspension noise coming from the front of the vehicle when turning left and/or right. To better understand the cause of this condition, AHM would like to collect specific information from the vehicle prior to you attempting a repair of any kind.
BTI&040820249012024-04-17. Service bulletin. ELECTRICAL SYSTEM. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2022-2024 MDXs that have failed the battery test. To better understand the cause of this condition, AHM would like to collect specific parts and photos from the vehicle prior to your attempting a repair of any kind. (Click HERE for examples of the photos)
BTI&032920249012024-04-03. Service bulletin. SUSPENSION. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2023-2024 MDXs with a client complaint of suspension noise coming from the front of the vehicle when turning left and/or right. To better understand the cause of this condition, AHM would like to collect specific information from the vehicle prior to you attempting a repair of any kind.
BTI&032120249012024-03-26. Service bulletin. ELECTRICAL SYSTEM. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2022-2024 MDXs that have failed the battery test. To better understand the cause of this condition, AHM would like to collect specific parts and photos from the vehicle prior to your attempting a repair of any kind.
BTI&031320249012024-03-19. Service bulletin. SUSPENSION. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2023-2024 MDXs with a client complaint of suspension noise coming from the front of the vehicle when turning left and/or right. To better understand the cause of this condition, AHM would like to collect specific information from the vehicle prior to you attempting a repair of any kind.
BTI&022620249012024-03-04. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2022-2024 MDXs that have failed the battery test. To better understand the cause of this condition, AHM would like to collect specific parts and photos from the vehicle prior to your attempting a repair of any kind. (Click HERE for examples of the photos)
B23-0332024-02-27. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:INFOTAINMENT. Service Bulletin - Customers are experiencing a popping or cracking from speakers, a blank display, or no sound from the audio system.
B23-0042024-01-26. Service bulletin. STRUCTURE. Service Bulletin - A pop noise from the rear roof area occurs when turning into driveways, bumps, or on an incline. It was determined that, in some cases, the panoramic roof frame mounting bolts are unable to maintain the necessary clamp force. This can allow shifting, which may lead to a pop noise.
ONL6AX01102024B2024-01-17. Service bulletin. ENGINE AND ENGINE COOLING. Owner Notification Letter - Under certain circumstances, after coming to a stop and the idle stop feature engaging, your vehicle may not automatically restart.
B23-0352024-01-17. Service bulletin. ENGINE AND ENGINE COOLING; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. Service Bulletin - The MIL comes on during vehicle operation due to variations in the purge control solenoid valve spring, the valve wears unevenly and intermittently sticks. This may result in setting DTC P0441 (Evaporative Emission (EVAP) System Purge Flow Malfunction).
BTI&010220249042024-01-09. Service bulletin. SUSPENSION. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2023-2024 MDXs with a client complaint of front suspension noise coming from the front when turning left and/or right. To better understand the cause of this condition, AHM would like to collect specific information 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.