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Service bulletins for the 2023 Cadillac CT4

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.

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

By type

By component

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Only bulletins with component: Mirrors are shown. Show all

Bulletins, newest first
N2223885702023-04-25. Service bulletin. VISIBILITY:REARVIEW MIRRORS/DEVICES. Customer Satisfaction Program - certain vehicles may have been built with an incorrect side blind zone assist mirror. Dealers are to replace both outside rear view mirrors.

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