Service bulletins for the 2021 Acura RDX
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.
194 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
Only bulletins with component: Sunroof are shown. Show all
| B23-013 | 2023-07-27. Service bulletin. STRUCTURE:INTERIOR PANELS:SUN VISOR; ELECTRICAL SYSTEM; VISIBILITY:SUN/MOON ROOF ASSEMBLY. Service Bulletin - The client may notice a loss of auto function, or no function, of the sunroof glass/sunshade due to a Motor-Control Unit error code in the clock frequency check falsely detecting a failure. |
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| B23-013 | 2023-07-21. Service bulletin. STRUCTURE; VISIBILITY:SUN/MOON ROOF ASSEMBLY. Service Bulletin - The client notices loss of auto function, or no function, of the sunroof glass/sunshade due to a Motor-Control Unit error code in the clock frequency check falsely detecting a failure. |
| B23-013 | 2023-06-02. Service bulletin. STRUCTURE; VISIBILITY:SUN/MOON ROOF ASSEMBLY; STRUCTURE:INTERIOR PANELS:SUN VISOR. Service Bulletin - A driver can notice loss of auto function, or no function, of the sunroof glass/sunshade due to Motor-Control Unit error code in the clock frequency check falsely detecting a failure. |
| BTI&10252022902 | 2022-11-01. Service bulletin. VISIBILITY:SUN/MOON ROOF ASSEMBLY; VISIBILITY. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2022 MDXs & 2020-2022 RDXs with a client complaint of the auto-open/close function on the sunshade/sunroof being lost (client has to continuously press on the button for movement). To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind. |
| BBTS221001 | 2022-10-12. Service bulletin. VISIBILITY:SUN/MOON ROOF ASSEMBLY; VISIBILITY. Tech Line Article - If you are inspecting an MDX/RDX and notice a loss of auto function or no function of the sunroof/sunshade, please try these steps before removing any parts or trying any other repairs. |
| BTI&10062022906 | 2022-10-12. Service bulletin. VISIBILITY:SUN/MOON ROOF ASSEMBLY; VISIBILITY. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2022 MDXs & 2020-2022 RDXs with a client complaint of the auto-open/close function on the sunshade/sunroof being lost (client has to continuously press on the button for movement). To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind. |
| BTI&06162022901 | 2022-07-07. Service bulletin. EQUIPMENT; STRUCTURE; VISIBILITY:SUN/MOON ROOF ASSEMBLY. Dealer message - American Honda Motor Co., Inc. (AHM) is searching for certain 2020-2022 RDXs & 2022 MDXs with a client complaint of deformed or damaged sunroof seals. To better understand the cause of this condition, AHM would like to obtain pictures of the sunroof seal prior to you attempting a repair of any kind. |
| BTI&06092022901 | 2022-07-07. Service bulletin. VISIBILITY:SUN/MOON ROOF ASSEMBLY; STRUCTURE; EQUIPMENT. Dealer message - American Honda Motor Co., Inc. (AHM) is searching for certain 2020-2022 RDXs & 2022 MDXs with a client complaint of deformed or damaged sunroof seals. To better understand the cause of this condition, AHM would like to obtain pictures of the sunroof seal prior to you attempting a repair of any kind. |
| BTI&06022022902 | 2022-07-07. Service bulletin. EQUIPMENT; VISIBILITY:SUN/MOON ROOF ASSEMBLY; STRUCTURE. Dealer message - American Honda Motor Co., Inc. (AHM) is searching for certain 2020-2022 RDXs & 2022 MDXs with a client complaint of deformed or damaged sunroof seals. To better understand the cause of this condition, AHM would like to obtain pictures of the sunroof seal prior to you attempting a repair of any kind. |
| BTI&03292022902 | 2022-04-07. Service bulletin. STRUCTURE; VISIBILITY:SUN/MOON ROOF ASSEMBLY; EQUIPMENT:MECHANICAL. Dealer message - American Honda Motor Co., Inc. (AHM) is searching for certain 2020-2022 RDXs & 2022 MDXs with a client complaint of deformed or damaged sunroof seals. To better understand the cause of this condition, AHM would like to obtain pictures of the sunroof seal prior to you attempting a repair of any kind. |
| BTI&03292022901 | 2022-04-07. Service bulletin. EQUIPMENT:MECHANICAL; VISIBILITY:SUN/MOON ROOF ASSEMBLY; STRUCTURE. Dealer message - American Honda Motor Co., Inc. (AHM) is searching for certain 2020-2022 RDXs & 2022 MDXs with a client complaint of the sunshade or sunroof closing partially before reversing open or will not move in the closing direction from any position. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind. |
| BTI&03112022902 | 2022-03-15. Service bulletin. EQUIPMENT; VISIBILITY:SUN/MOON ROOF ASSEMBLY; STRUCTURE. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2020-2022 RDXs & 2022 MDXs with a client complaint of deformed or damaged sunroof seals. To better understand the cause of this condition, AHM would like to obtain pictures of the sunroof seal prior to you attempting a repair of any kind. |
| BTI&03032022901 | 2022-03-08. Service bulletin. VISIBILITY:SUN/MOON ROOF ASSEMBLY; STRUCTURE. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2020-2022 RDXs & 2022 MDXs with a client complaint of deformed or damaged sunroof seals. To better understand the cause of this condition, AHM would like to obtain pictures of the sunroof seal prior to you attempting a repair of any kind. |
| BBTS220101 | 2022-03-08. Service bulletin. EQUIPMENT; STRUCTURE; ELECTRICAL SYSTEM; VISIBILITY:SUN/MOON ROOF ASSEMBLY. Tech Line Summary Article - We are getting reports of a popping noise coming from the left and right sides of the rear area of the roof near the panoramic sunroof assembly. Before replacing the sunroof frame assembly to address the noise, do a mounting bolt retorque procedure. Then, verify if the noise is still present before replacing the frame assembly. |
| BTI&02172022901 | 2022-02-23. Service bulletin. VISIBILITY:SUN/MOON ROOF ASSEMBLY; EQUIPMENT. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2020-2022 RDXs & 2022 MDXs with a client complaint of deformed or damaged sunroof seals. To better understand the cause of this condition, AHM would like to obtain pictures of the sunroof seal prior to you attempting a repair of any kind. |
| BTI&02092022901 | 2022-02-15. Service bulletin. VISIBILITY:SUN/MOON ROOF ASSEMBLY; STRUCTURE. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2020-2022 RDXs & 2022 MDXs with a client complaint of deformed or damaged sunroof seals. To better understand the cause of this condition, AHM would like to obtain pictures of the sunroof seal prior to you attempting a repair of any kind. |
| BTI&02032022901 | 2022-02-08. Service bulletin. VISIBILITY:SUN/MOON ROOF ASSEMBLY. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2020-2022 RDXs & 2022 MDXs with a client complaint of deformed or damaged sunroof seals. To better understand the cause of this condition, AHM would like to obtain pictures of the sunroof seal prior to you attempting a repair of any kind. |
| BTI&02012022901 | 2022-02-08. Service bulletin. EQUIPMENT; VISIBILITY:SUN/MOON ROOF ASSEMBLY; ELECTRICAL SYSTEM. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2020-2022 RDXs & 2022 MDXs with a client complaint of the sunshade or sunroof closing partially before reversing open or will not move in the closing direction from any position. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind. |
| BTI&01272022 | 2022-02-04. Service bulletin. STRUCTURE; VISIBILITY:SUN/MOON ROOF ASSEMBLY. Dealer Message -American Honda Motor Co., Inc. (AHM) is searching for certain 2020-2022 RDXs & 2022 MDXs with a client complaint of deformed or damaged sunroof seals. To better understand the cause of this condition, AHM would like to obtain pictures of the sunroof seal prior to you attempting a repair of any kind. |
| BBTS220101 | 2022-02-04. Service bulletin. VISIBILITY:SUN/MOON ROOF ASSEMBLY; STRUCTURE:CRITICAL FASTENERS. Tech Line Summary Article - We are getting reports of a popping noise coming from the left and right sides of the rear area of the roof near the panoramic sunroof assembly. |
| BTI&01192022904 | 2022-01-26. Service bulletin. VISIBILITY:SUN/MOON ROOF ASSEMBLY; STRUCTURE; EQUIPMENT. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2020-2022 RDXs & 2022 MDXs with a client complaint of the sunshade or sunroof closing partially before reversing open or will not move in the closing direction from any position. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind. |
| BTI&01192022903 | 2022-01-26. Service bulletin. EQUIPMENT; STRUCTURE; VISIBILITY:SUN/MOON ROOF ASSEMBLY. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2020-2022 RDXs & 2022 MDXs with a client complaint of deformed or damaged sunroof seals. To better understand the cause of this condition, AHM would like to obtain pictures of the sunroof seal 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.