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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.

By type

By component

By trouble code

By topic

Only bulletins with component: Engine oil and lubrication are shown. Show all

Bulletins, newest first
22NA0092022-05-31. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:FILTER/SCREEN. This service bulletin provides service information on new torque specification and installation procedure for ACDelco Spin-On Oil Filters.
16NA2222022-05-31. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:FILTER/SCREEN; UNKNOWN OR OTHER. This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper service or aftermarket calibrations.
18NA0332022-05-31. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION. This bulletin provides information for the low oil pressure light on at idle, which may be caused by oil pressure being bled off due to debris in the oil drain check valve and/or a smashed oil filter.
010601011L2021-03-01. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION; EQUIPMENT. This informational bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.
PIP57342020-08-10. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:PUMP; FUEL SYSTEM, GASOLINE. This Preliminary information communicates to the dealer a testing procedure to isolate a potential Engine Oil Pump Switching issue.

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