Service bulletins for the 2018 BMW M3
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.
55 on file from NHTSA, as of 2026-10-19.
By type
By component
Only bulletins with component: Engine are shown. Show all
| B170121 | 2022-06-21. Service bulletin. ENGINE AND ENGINE COOLING; FUEL SYSTEM, GASOLINE. The quick disconnect coupling on the cylinder head coolant vent line could break at the cylinder head. This would lead to loss of coolant from the engine. |
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| B122318 | 2018-10-09. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. S55 - CHECK CONTROL MESSAGE: DRIVE FAULTY: Check Control Message (CCM) ÒDrive faultyÓ is display for 5 seconds |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.