A loose connection in the MOST bus network is causing a popping or crackling from the speakers, a blank...
Acura technical service bulletin B21-009 for 2019-2020 Acura RDX.
- Bulletin number
- B21-009
- Component
- Electrical system
- Summary
- Service Bulletin - A loose connection in the MOST bus network is causing 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, Center Display Unit Stays On with Ignition Turned to OFF and Door Open, display switches between the Day Mode and Night Mode, the Drive mode not available message appears, or Disclaimer is stuck on.
Owners of these vehicles have filed 66 complaints in the electrical category.
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