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Service bulletins for the 2020 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.

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

By type

By component

By trouble code

Bulletins, newest first
BPaS070620209032020-07-16. Service bulletin. SUSPENSION. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019-2020 AWD RDXs with a client complaint of a noise coming from the front dampers while driving. 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.
BPaS062220209022020-07-02. Service bulletin. SUSPENSION:FRONT. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019-2020 AWD RDXs with a client complaint of a noise coming from the front dampers while driving. 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.
BPaS061820202020-06-25. Service bulletin. ELECTRICAL SYSTEM. Dealer Message - The Service Bulletin 20-031 Popping/Crackling from the Speakers; Display Blank for 19-20 RDX is now available on the iN Service Information site.
B20060B2020-06-25. Service bulletin. ELECTRICAL SYSTEM. ServiceNews Article - We've been getting reports that incorrect parts are being ordered when trying to order an infotainment control unit from Denso. Service techs and/or parts specialists are ordering a range of incorrect parts for issues related to this unit. This is due to a change in the Remanufactured Parts Order form.
B20050B2020-06-25. Service bulletin. ELECTRICAL SYSTEM. ServiceNews Article - We've been getting reports that incorrect parts are being ordered when trying to order an infotainment control unit from Denso. Service techs and/or parts specialists are ordering a range of incorrect parts for issues related to this unit. This is due to a change in the Remanufactured Parts Order form.
B20-0312020-06-25. Service bulletin. ELECTRICAL SYSTEM. Service Bulletin - There is a popping or crackling from the speakers, a blank display, or no sound from the audio system. You may also see a Network Loss message.
B20-0252020-06-25. Service bulletin. SUSPENSION. Service Bulletin - There is a squeaking or creaking from the front suspension area when going over bumps or rough roads.
B19-0532020-06-25. Service bulletin. SERVICE BRAKES, HYDRAULIC. Service Bulletin - The front and/or rear brakes make a high-pitched squeal when lightly applied at 15 mph or less. The front brakes stop squealing once they are warmed up.
BPaS060520209032020-06-11. Service bulletin. SUSPENSION. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019-2020 AWD RDXs with a client complaint of a noise coming from the front dampers while driving. 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.
BPaS051920209012020-05-28. Service bulletin. SUSPENSION. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019-2020 AWD RDXs with a client complaint of a noise coming from the front dampers while driving. 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.
BPaS050220209032020-05-13. Service bulletin. SUSPENSION. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019-2020 AWD RDXs with a client complaint of a noise coming from the front dampers while driving. 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.
BPaS041620209022020-05-05. Service bulletin. SUSPENSION. Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019-2020 AWD RDXs with a client complaint of a noise coming from the front dampers while driving. 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.
B19-0682020-05-05. Service bulletin. FUEL SYSTEM, GASOLINE. "Service bulletin - The malfunction indicator lamp (MIL) comes on with DTC P0460 (fuel level sensor [fuel gauge sending unit] out of range). Under certain conditions, the PCM software may misinterpret normal fuel level sensor inputs as a malfunction and set DTC P0460 (fuel level sensor [fuel gauge sending unit] is out of range)."
BPaS033020202020-04-03. Service bulletin. SUSPENSION. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019-2020 AWD RDXs with a client complaint of a noise coming from the front dampers while driving. 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.
BTS2002012020-03-03. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Tech Line Summary Article - There was a provisional procedure provided to all field engineers to attempt the repair of certain clients' vehicles that might have experienced issues related to the MOST connectors, resulting in the audio system shutting down and the speakers making popping noises.
B20-0042020-01-23. Service bulletin. EQUIPMENT; SEATS. Service Bulletin - When the front passenger seat is occupied, and the vehicle is turning, a tick or click is heard. There is too much clearance in the front passenger lower seat frame around the area of the seat weight sensor bracket.
BPP010320202020-01-09. Service bulletin. ELECTRICAL SYSTEM. Dealer Message - The January episode of Tech2Tech is now posted. We've got some valuable information for you, so check it out! This month we're featuring "Check Out the MOST Bus Network Failure Log!"
BBMV2001012020-01-09. Service bulletin. ELECTRICAL SYSTEM. Video Message - It concerns the MOST Bus Network Failure Log covered in service bulletin 19-062. The log helps troubleshoot intermittent MOST bus network failures. These are failures with symptoms that can range from complete signal loss and a blank screen to popping from the speakers. Failures are identified as one of these two possible types 1) sudden signal off and 2) critical unlock. Please let us know if you would like a copy of the video sent to you on a DVD or thumb drive.
BBMV2001022020-01-09. Service bulletin. ELECTRICAL SYSTEM. Video Message - It concerns the MOST Bus Network Failure Log covered in service bulletin 19-062. The log helps troubleshoot intermittent MOST bus network failures. These are failures with symptoms that can range from complete signal loss and a blank screen to popping from the speakers. Failures are identified as one of these two possible types 1) sudden signal off and 2) critical unlock. Please let us know if you would like a copy of the video sent to you on a DVD or thumb drive.
B19-0682020-01-08. Service bulletin. FUEL SYSTEM, GASOLINE. Service Bulletin - The malfunction indicator lamp (MIL) comes on with DTC P0460 (fuel level sensor [fuel gauge sending unit] out of range).
B19-0622019-12-18. Service bulletin. ELECTRICAL SYSTEM. Service Bulletin - Vehicles with system software version D.1.2.1 or higher now have the capability to log MOST bus network failures.
B19-0532019-11-21. Service bulletin. SERVICE BRAKES, HYDRAULIC. Service Bulletin - The front and/or rear brakes make a high-pitched squeal when lightly applied at 15 mph or less. The front brakes stop squealing when they are warmed up.
ONL6GP11082019_12019-11-16. Service bulletin. ELECTRICAL SYSTEM. Owner Notification Letter - On 2019-20 RDX vehicles, the audio/information screen may show the clock being off by 1 hour. To correct this, an audio software update is available. Acura strongly recommends updating your vehicle as soon as possible.
B19-0622019-11-16. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Service Bulletin - Vehicles with system software version D.1.2.1 or higher now have the capability to log MOST bus network failures.
BBTS1910012019-10-26. Service bulletin. STRUCTURE. Tech Line Summary Article - Does your client notice white smudging on the wind deflector? Moisture interacting with the wind deflector is the reason why.

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