Check coolant freezing protection level
BMW technical service bulletin B171017 for 2017 BMW 230I and 2017 BMW M240I.
- Bulletin number
- B171017
- Component
- Engine and engine cooling
- Summary
- SERVICE ACTION: CHECK COOLANT FREEZING PROTECTION LEVEL: The coolant freeze point protection may be too low (coolant will freeze sooner than specified)
Owners of these vehicles have filed 2 complaints in the engine category.
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