A/C Operation: Reduced or No Airflow After Long Drive
BMW technical service bulletin B640314 for 2014-2016 BMW X5 and 2013-2016 BMW X3.
- Bulletin number
- B640314
- Component
- Equipment: appliance: air conditioner
- Summary
- 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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