Service bulletins for the 2018 Buick Enclave
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.
1027 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
By topic
Only bulletins with component: Wiring and fuses are shown. Show all
| PIT5962 | 2023-01-30. Service bulletin. ELECTRICAL SYSTEM:WIRING. This Preliminary information communicates a GM part number for reflective high temperature heat or insulating tape when repairing wiring harnesses. |
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| 100089005G | 2019-05-13. Service bulletin. ELECTRICAL SYSTEM:WIRING. This warranty admin bulletin explains to the technician additional information may be needed when submitting transactions when doing wiring repairs. |
| 100089005H | 2019-03-18. Service bulletin. ELECTRICAL SYSTEM:WIRING. This warranty admin bulletin explains to the technician additional information may be needed when submitting transactions when doing wiring repairs. |
| 17-NA-256 | 2018-06-11. Service bulletin. ELECTRICAL SYSTEM:WIRING; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL. This informational bulletin explains where to locate the trailer brake controller blunt ends on the instrument panel wiring harness. |
| 17NA317 | 2018-05-21. Service bulletin. ELECTRICAL SYSTEM:WIRING. This technical bulletin provides a procedure to repair the crankshaft positioning sensor wiring harness by installing a new wiring harness. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.