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Service bulletins for the 2025 Cadillac CT5

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.

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

About P18AE on the 2025 Cadillac CT5: what the code means, and the bulletins and recalls about the same components.

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Only bulletins with trouble code: P18AE are shown. Show all

Bulletins, newest first
23-NA-2102024-10-17. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. This bulletin provides a procedure to perform a diagnostic check to verify if DTCs P18AE and/or P0700 Set returns when reset and to clear the codes and validate code does not set again.

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