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February 1, 2023 Service bulletin

The coolant lines routed to the exhaust turbochargers may develop an external coolant leak.

BMW technical service bulletin B110417 for 2016-2022 BMW 750LI, 2018-2019 BMW 750I and 2017-2022 BMW 740I and others.

Bulletin number
B110417
Component
Engine and engine cooling
Summary
The coolant lines routed to the exhaust turbochargers may develop an external coolant leak.

Owners of these vehicles have filed 6 complaints in the engine category.

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