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Service bulletins for the 2019 Buick Regal

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.

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

About P0011 on the 2019 Buick Regal: what the code means, and the bulletins and recalls about the same components.

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Only bulletins with trouble code: P0011 are shown. Show all

Bulletins, newest first
PIP5568C2018-12-17. Service bulletin. ENGINE. This Preliminary information communicates there is an investigation into cause and correction for this group of DTC's setting together. (P0011, P0014, P0021, P0024). Revised to include the possibility of setting in pairs and some drivability concerns.

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