Acura RDX 2021 — technical service bulletin
Bulletin B20-031 · NHTSA communication 10238818 · issued Jun 27, 2023
Technical service bulletin
communication type
Electrical System
component
2021
model years
1
vehicle entries
Official summary
Service Bulletin - There is a popping or crackling from the speakers, a blank display, or no sound from the audio system due to a loose connection in the MOST bus network.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.