BMW TSB #B640613

2020 BMW M4

TSB Document:

Affected Component: EQUIPMENT:APPLIANCE:AIR CONDITIONER

Summary
?A/C COOLING INTERMITTENT REDUCTION OF AIR FLOW: Customer may complain of reduced air flow when the air conditioning system is operated for an extended time, usually longer than 30 minutes. The evaporator starts to freeze up.

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Date Published
DEC 01, 2020
NHTSA TSB #
10186227
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