Service bulletins for the 2021 Buick Encore GX
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.
674 on file from NHTSA, as of 2026-10-19.
By type
By component
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Only bulletins with component: Wiring and fuses are shown. Show all
| 22-NA-008 | 2023-03-01. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM:WIRING; ELECTRICAL SYSTEM. This bulletin provides a procedure to locate a possible short in the wiring harness near the MAF sensor. |
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| 22-NA-008 | 2022-11-03. Service bulletin. ELECTRICAL SYSTEM:WIRING; ELECTRICAL SYSTEM. This bulletin provides a procedure to locate a possible short in the wiring harness near the MAF sensor. |
| 22-NA-008 | 2022-06-06. Service bulletin. ELECTRICAL SYSTEM:WIRING; ENGINE AND ENGINE COOLING:CRITICAL FASTENERS; ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. This bulletin provides a procedure to locate a possible short in the wiring harness near the MAF sensor. |
| PIP5826B | 2022-01-24. Service bulletin. ENGINE; ELECTRICAL SYSTEM:WIRING. This Preliminary information communicates to the dealers information related to isolating a potential engine wiring harness issue causing a MIL on with P0521. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.