Service bulletins for the 2020 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.
587 on file from NHTSA, as of 2026-10-19.
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Only bulletins with component: Body and frame are shown. Show all
| PIC5779K | 2019-08-12. Service bulletin. STRUCTURE. This Preliminary Information communication provides the technician with information on the proper washing of the bright aluminum moldings to avoid the moldings from getting damaged. It is recommended that a non-alkaline solution be used for preparation & washing of the bright aluminum moldings. |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.