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Service bulletin A21-048

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10198684
Published by NHTSA2021-07-03
Manufacturer's numberA21-048
Manufacturer's date2021-06-30
NHTSA componentSEATS

NHTSA's summary

Service Bulletin - There is a whining, squeak, or squeal type noise coming from the driver's seat frame when adjusting the seat.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Seats

Vehicles listed
HONDA ACCORD2018, 2019
HONDA ACCORD HYBRID2018, 2019 (the catalog's model; the bulletin names a series or trim of it)
HONDA CR-V2018, 2019
HONDA ODYSSEY2019, 2020

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
20262512026-05-21. Seats And Restraints
20261812026-04-09. Seats And Restraints
20231272023-03-09. Seats And Restraints

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
A21100B2022-01-11. Service bulletin. ServiceNews Article - There are several possible causes for the SRS DTC U3000-49 (Internal Failure of the SRS Unit) to be stored. If you can duplicate the DTC, the troubleshooting will take you through the step-by-step process in isolating the faulty component. In most situations, the SRS Unit should be last on the list of components to replace. Here is a quick tip for troubleshooting a faulty seat weight sensor.
A21100B2021-10-28. Service bulletin. ServiceNews Article - There are several possible causes for the SRS DTC U3000-49 (Internal Failure of the SRS Unit) to be stored. If you can duplicate the DTC, the troubleshooting will take you through the step-by-step process in isolating the faulty component. In most situations, the SRS Unit should be last on the list of components to replace. Here is a quick tip for troubleshooting a faulty seat weight sensor.
A21-0482021-06-03. Service bulletin. Service Bulletin - There is a whining, squeak, or squeal type noise coming from the driver's seat frame when adjusting the seat.
A19-0292020-01-08. Service bulletin. Service Bulletin - There is a loud buzzing or whining when adjusting the driver's or front passenger's seat forward and backward. The flex cable in the seat adjustment mechanism is not correctly lubricated.
A19-029 (v2)2019-11-16. Service bulletin. Service Bulletin - There is a loud buzzing or whining when adjusting the driver's or front passenger's seat forward and backward. The flex cable in the seat adjustment mechanism is not correctly lubricated.
A19-0292019-11-16. Service bulletin. Service Bulletin - There is a loud buzzing or whining when adjusting the driver's or front passenger's seat forward and backward. The flex cable in the seat adjustment mechanism is not correctly lubricated.