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Service bulletins for the 2019 Acura RDX

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.

223 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Only bulletins with component: Software are shown. Show all

Bulletins, newest first
B21-0282021-12-03. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN. Service Bulletin - The MIL comes on with DTC P061B (PCM Internal Malfunction) is stored.
B19-0622019-11-16. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Service Bulletin - Vehicles with system software version D.1.2.1 or higher now have the capability to log MOST bus network failures.
B18-0452018-10-01. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). Service bulletin - Some troubleshooting procedures for a loss of communication or F-CAN malfunction DTC?s require running the F-CAN Bus Connected Unit Check using the i-HDS. There are certain control units that may be reported as Not Available in the Status column even though they are properly communicating.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.