This Service Information bulletin supersedes SI B64 03 14 dated October 2014
BMW technical service bulletin 640314 for 2014-2015 BMW X5 and 2011-2015 BMW X3.
- Bulletin number
- 640314
- Component
- Equipment: appliance: air conditioner
- Summary
- This Service Information bulletin supersedes SI B64 03 14 dated October 2014. designates changes to this revision SUBJECT A/C Operation: Reduced or No Airflow After Long Drive. The customer complains of reduced air-conditioning air flow when driving for a long period, usually greater than 30 minutes. This time varies based on outside temperature and humidity. The A/C low-pressure lines and evaporator are starting to freeze up.
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