Acura TSB #B21-029
2019 Acura RDX
Affected Component: ELECTRICAL SYSTEM
- Summary
- Service bulletin - As of August 23, 2022, the Product Improvement Campaign has ended. The TCU can no longer be updated using Over The Air updates. If the customer needs to restore TCU services, the only option is to replace the TCU. This would be done as a customer pay repair.