Service bulletins for the 2020 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.
114 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
| BTI&06152021905 | 2021-06-22. Service bulletin. ENGINE AND ENGINE COOLING. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2017-2020 MDX V6s (non-Hybrid) with a client complaint of the Malfunction Indicator Light (MIL) on with the misfire DTCs P0300-P0306 stored. 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. |
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| BTI&06152021904 | 2021-06-22. Service bulletin. SERVICE BRAKES. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2017-2020 MDXs with a client complaint of an unexpected CMBS operation or a brake application. 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&06152021903 | 2021-06-22. Service bulletin. ENGINE AND ENGINE COOLING. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2020 MDXs with a client complaint of the Malfunction Indicator Light (MIL) on with specific DTCs (see the full list below) stored. 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&06012021904 | 2021-06-11. Service bulletin. VISIBILITY. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2019-2020 MDXs with a client complaint of a blower motor noise. The noise can be described as a high pitch or a whistle noise. 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. |
| BPaS05262021903 | 2021-06-04. Service bulletin. ENGINE AND ENGINE COOLING. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2017-2020 MDX V6s (non-Hybrid) with a client complaint of the Malfunction Indicator Light (MIL) on with the misfire DTCs P0300-P0306 stored. 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. |
| BPaS05262021902 | 2021-06-04. Service bulletin. SERVICE BRAKES. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2017-2020 MDXs with a client complaint of an unexpected CMBS operation or a brake application. 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. |
| BPaS05262021901 | 2021-06-04. Service bulletin. ENGINE AND ENGINE COOLING. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2020 MDXs with a client complaint of the Malfunction Indicator Light (MIL) on with specific DTCs (see the full list below) stored. 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. |
| BPaS04222021902 | 2021-04-27. Service bulletin. ENGINE AND ENGINE COOLING. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2020 MDXs (non-Hybrid) & TLX V6s with a client complaint of the Malfunction Indicator Light (MIL) on with the DTC P0441 (EVAP System Purge Flow Malfunction) stored. 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. |
| BPaS04222021901 | 2021-04-27. Service bulletin. SERVICE BRAKES, HYDRAULIC. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2017-2020 MDXs with a client complaint of an unexpected CMBS operation or a brake application. 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. |
| BPaS04162021 | 2021-04-21. Service bulletin. ENGINE AND ENGINE COOLING. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2017-2020 MDX V6s (non-Hybrid) with a client complaint of the Malfunction Indicator Light (MIL) on with the misfire DTC P030X (Please provide the full DTC description) stored. 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. |
| BPaS03302021901 | 2021-04-06. Service bulletin. FUEL SYSTEM, GASOLINE; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2020 MDXs (non-Hybrid) & TLX V6s with a client complaint of the Malfunction Indicator Light (MIL) on with the DTC P0441 (EVAP System Purge Flow Malfunction) stored. 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. |
| BPaS03252021905 | 2021-04-06. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT; ELECTRICAL SYSTEM. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2020 MDXs with a client complaint of the Malfunction Indicator Light (MIL) on with specific DTCs (see the full list below) stored. 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. |
| BPaS03252021904 | 2021-04-06. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT; VISIBILITY. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2019-2020 MDXs with a client complaint of a blower motor noise. The noise can be described as a high pitch or a whistle noise. 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. |
| BPaS03252021901 | 2021-04-06. Service bulletin. SERVICE BRAKES; EQUIPMENT ADAPTIVE/MOBILITY:VEHICLE CONTROLS:BRAKING. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2017-2020 MDXs with a client complaint of an unexpected CMBS operation or a brake application. 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. |
| BPaS02262021906 | 2021-03-02. Service bulletin. ENGINE AND ENGINE COOLING. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2020 MDXs with a client complaint of the Malfunction Indicator Light (MIL) on with specific DTCs (see the full list below) stored. 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. |
| BPaS02262021904 | 2021-03-02. Service bulletin. VISIBILITY. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2019-2020 MDXs with a client complaint of a blower motor noise. The noise can be described as a high pitch or a whistle noise. 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. |
| BPaS02262021901 | 2021-03-02. Service bulletin. SERVICE BRAKES. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2017-2020 MDXs with a client complaint of an unexpected CMBS operation or a brake application. 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. |
| BBTS210102 | 2021-02-26. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Tech Line Summary Article - Do you have a client who has complained about the error message com.honda.auto.automotiveservice.AutoAplication isn't responding on their center display? This is a known software bug that can appear randomly. Pressing OK on the screen will dismiss the message and will not affect anything else on the vehicle. We are currently working on a software fix that is tentatively planned to be released via OTA sometime in the late spring of this year. Until the OTA update is released, there is no need to replace any parts. |
| BPaS02102021907 | 2021-02-18. Service bulletin. SERVICE BRAKES, HYDRAULIC. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2017-2020 MDXs with a client complaint of an unexpected CMBS operation or a brake application. 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. |
| BPaS02102021904 | 2021-02-18. Service bulletin. EQUIPMENT. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2019-2020 MDXs with a client complaint of a blower motor noise. The noise can be described as a high pitch or a whistle noise. 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. |
| BPaS02102021902 | 2021-02-18. Service bulletin. ENGINE AND ENGINE COOLING. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2020 MDXs with a client complaint of the Malfunction Indicator Light (MIL) on with specific DTCs (see the full list below) stored. 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. |
| BPaS01222021906 | 2021-01-30. Service bulletin. ENGINE AND ENGINE COOLING; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:THROTTLEBODY/MANIFOLD. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2020 MDXs with a client complaint of the Malfunction Indicator Light (MIL) on with specific DTCs (see the full list below) stored. 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. |
| BPaS01222021904 | 2021-01-30. Service bulletin. VISIBILITY. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2019-2020 MDXs with a client complaint of a blower motor noise. The noise can be described as a high pitch or a whistle noise. 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. |
| BPaS01222021901 | 2021-01-30. Service bulletin. SERVICE BRAKES, HYDRAULIC. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2017-2020 MDXs with a client complaint of an unexpected CMBS operation or a brake application. 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. |
| BPaS01062021904 | 2021-01-14. Service bulletin. VISIBILITY; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2019-2020 MDXs with a client complaint of a blower motor noise. The noise can be described as a high pitch or a whistle noise. 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. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.