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Service bulletin B20-046

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 id10205464
Published by NHTSA2021-12-22
Manufacturer's numberB20-046
Manufacturer's date2021-12-17
NHTSA componentVISIBILITY

NHTSA's summary

Service Bulletin - The Heads Up Display (HUD) image appears blurry, faded, discolored, or distorted.

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

Glass, wipers and mirrors

Vehicles listed
ACURA RDX2019, 2020

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

Other bulletins for the same vehicles and component
BTI&021520249012024-02-27. Service bulletin. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019-2024 RDXs with a client complaint of the front wipers inop. To fully understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
BTI&012220249022024-01-26. Service bulletin. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019-2024 RDXs with a client complaint of the front wipers inop. To fully understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
BTI&010220249022024-01-09. Service bulletin. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019-2024 RDXs with a client complaint of the front wipers inop. To fully understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
BTI&112720239042023-12-08. Service bulletin. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019-2023 RDXs with a client complaint of the front wipers inop. To fully understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
BTI&110820239022023-11-16. Service bulletin. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019-2023 RDXs with a client complaint of the front wipers inop. To fully understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
BTI&102420239032023-11-01. Service bulletin. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019-2023 RDXs with a client complaint of the front wipers inop. To fully understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
B23-0132023-07-27. Service bulletin. 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.
B23-0132023-07-21. Service bulletin. 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.
B23-0132023-06-02. Service bulletin. 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.
B22-0142023-05-31. Service bulletin. Service Bulletin - The rear windshield glass is shattered or broken with no external impact due to an incorrect specification for the rear defroster grid.