Service bulletins for the 2020 Buick Encore
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.
654 on file from NHTSA, as of 2026-10-19.
About P06DE on the 2020 Buick Encore: what the code means, and the bulletins and recalls about the same components.
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Only bulletins with trouble code: P06DE are shown. Show all
| A202302140 01 | 2020-07-20. Service bulletin. FUEL SYSTEM, GASOLINE; ENGINE. Service Update - On certain vehicles, the engine oil pump may be stuck due to foreign material, and diagnostic trouble codes (DTC) P0521, P06DE, P06DD could be set. Dealers are to perform the engine oil pump screening test and if necessary, replace the oil pump. |
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| A202302140 | 2020-05-11. Service bulletin. ENGINE; FUEL SYSTEM, GASOLINE. Service Update Bulletin. On certain vehicles, the engine oil pump may be stuck due to foreign material, and diagnostic trouble codes (DTC) P0521, P06DE, P06DD could be set. Dealers are to perform the engine oil pump screening test. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.