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BMW TSB #B170121

2017 BMW M3

TSB Document:

MC-10214256-9999.pdf

Affected Component: FUEL SYSTEM, GASOLINE

Summary: 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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Date Published: FEB 01, 2022
NHTSA TSB #: 10214256

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