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Service bulletins for the 2020 Honda Odyssey

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.

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

By type

By component

By trouble code

Bulletins, newest first
A20-0492020-10-21. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. Service Bulletin - There is a popping or crackling from the speakers or no sound from the audio system. You may also see a Network Loss message.
APaS092820209092020-10-03. Service bulletin. SERVICE BRAKES, HYDRAULIC; EQUIPMENT. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2020 Accords, 2017-2020 CR-Vs & 2018-2020 Odysseys with a customer complaint of an unexpected CMBS operation or a brake application. 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.
APaS092820209022020-10-02. Service bulletin. SUSPENSION; EQUIPMENT. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2019-2020 Odysseys with a customer complaint of a noise while going over bumps or uneven road surfaces. The noise can be described as clunk, knock, click, or rattle. In addition, a creaking noise may be heard while turning. 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.
ACGP092320202020-10-02. Service bulletin. BACK OVER PREVENTION; EQUIPMENT. Dealer Message - As of Wednesday, September 23, 2020 part 39530-THR-A23 related to Service Bulletins 20-050 "Noncompliance Recall: 2019 - 20 Odyssey Rearview Camera" and "Product Update: 2018 Odyssey Rearview Camera" is available via open ordering.
APaS091120202020-09-16. Service bulletin. EQUIPMENT. Dealer Message - As of Friday, September 11, 2020 all parts related to Service Bulletins 20-049 and 20-058 "Popping or Crackling from the Speakers; No Sound from the Audio System; Network Loss Message and/or Display Issues" are available via open ordering.
APaS091020209092020-09-16. Service bulletin. SERVICE BRAKES, HYDRAULIC. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2020 Accords, 2017-2020 CR-Vs & 2018-2020 Odysseys with a customer complaint of an unexpected CMBS operation or a brake application. 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.
APaS091020209022020-09-16. Service bulletin. SUSPENSION. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2019-2020 Odysseys with a customer complaint of a noise while going over bumps or uneven road surfaces. The noise can be described as clunk, knock, click, or rattle. In addition, a creaking noise may be heard while turning. 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.
APaS082420209022020-09-04. Service bulletin. SUSPENSION. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2019-2020 Odysseys with a customer complaint of a noise while going over bumps or uneven road surfaces. The noise can be described as clunk, knock, click, or rattle. In addition, a creaking noise may be heard while turning. 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.
APaS080720209042020-08-14. Service bulletin. SUSPENSION. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2019-2020 Odysseys with a customer complaint of a noise while going over bumps or uneven road surfaces. The noise can be described as clunk, knock, click, or rattle. In addition, a creaking noise may be heard while turning. 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.
APTD072920202020-08-06. Service bulletin. ELECTRICAL SYSTEM. Dealer Message - Service Bulletins A20-058 and A20-049 are now released to address popping or crackling noises from the speakers, no sound from the audio system, or possibility of a "Network Loss" message due to a poor connection in the MOST Bus Network. Previous distance learning provided temporary repair procedures to address these complaints, and now we've updated the training to address the latest information provided in the bulletin.
APaS072920202020-08-05. Service bulletin. ELECTRICAL SYSTEM. Dealer Message - On Monday July 27th, American Honda released Service Bulletin 20-049 for 19-20 Odyssey. Service Bulletin 20-058 for 19-21 Pilot and Passport is forthcoming. These service bulletins are for "Popping or Crackle From Speakers, No Sound From the Audio System, Network Loss Message and/or Display Issues".
A20-0492020-08-05. Service bulletin. EQUIPMENT. Service Bulletin - There is a popping or crackling from the speakers or no sound from the audio system. You may also see a Network Loss message.
APaS072120209032020-07-28. Service bulletin. SUSPENSION. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2019-2020 Odysseys with a customer complaint of a noise while going over bumps or uneven road surfaces. The noise can be described as clunk, knock, click, or rattle. In addition, a creaking noise may be heard while turning. 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
APaS070620209032020-07-16. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; SUSPENSION; EQUIPMENT. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019-2020 Odysseys with a customer complaint of a noise while going over bumps or uneven road surfaces. The noise can be described as clunk, knock, click, or rattle. In addition, a creaking noise may be heard while turning. 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.
APaS062220209022020-07-02. Service bulletin. SUSPENSION. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019-2020 Odysseys with a customer complaint of a noise while going over bumps or uneven road surfaces. The noise can be described as clunk, knock, click, or rattle. In addition, a creaking noise may be heard while turning. 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.
A20060B2020-06-25. Service bulletin. EQUIPMENT:ELECTRICAL; 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.
APaS060520209062020-06-11. Service bulletin. SUSPENSION. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019-2020 Odysseys with a customer complaint of a noise while going over bumps or uneven road surfaces. The noise can be described as clunk, knock, click, or rattle. In addition, a creaking noise may be heard while turning. 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.
APaS051920209012020-05-28. Service bulletin. SUSPENSION. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019-2020 Odysseys with a customer complaint of a noise while going over bumps or uneven road surfaces. The noise can be described as clunk, knock, click, or rattle. In addition, a creaking noise may be heard while turning. 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.
AMV2005022020-05-19. Service bulletin. EQUIPMENT. Video Message - It concerns how to replace a leaky front rocker arm oil control valve. Due to a deteriorated lower gasket or an out-of-spec gasket groove, the front rocker arm oil control valve can leak in certain V6 models with variable cylinder management. To fix this issue service bulletin A20-023 was posted. Please let us know if you would like a copy of the video sent to you on a DVD or thumb drive.
AMV2005012020-05-19. Service bulletin. EQUIPMENT. Video Message - It concerns how to replace a leaky front rocker arm oil control valve. Due to a deteriorated lower gasket or an out-of-spec gasket groove, the front rocker arm oil control valve can leak in certain V6 models with variable cylinder management. To fix this issue service bulletin A20-023 was posted. Please let us know if you would like a copy of the video sent to you on a DVD or thumb drive.
APaS050220209042020-05-13. Service bulletin. SUSPENSION. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019-2020 Odysseys with a customer complaint of a noise while going over bumps or uneven road surfaces. The noise can be described as clunk, knock, click, or rattle. In addition, a creaking noise may be heard while turning. 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.
A19030B2020-05-05. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM. Servicenews article - Are you hearing a popping or crackling from the speakers? This may be due to a connection issue in the MOST bus network or a harness/wiring issue.
APaS041620209032020-05-05. Service bulletin. STRUCTURE. Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019-2020 Odysseys with a customer complaint of a noise while going over bumps or uneven road surfaces. The noise can be described as clunk, knock, click, or rattle. In addition, a creaking noise may be heard while turning. 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.
APaS040720209072020-04-16. Service bulletin. SUSPENSION. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019-2020 Odysseys with a customer complaint of a noise while going over bumps or uneven road surfaces. The noise can be described as clunk, knock, click, or rattle. In addition, a creaking noise may be heard while turning. 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.
APaS032620209022020-04-03. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019-2020 Odysseys with a customer complaint of a noise while going over bumps or uneven road surfaces. The noise can be described as clunk, knock, click, or rattle. In addition, a creaking noise may be heard while turning. 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.