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May 21, 2021 Service bulletin

Concern of the air conditioning (A/C) and heater being inoperative with the ambient temperature reading -4...

Ford technical service bulletin SSM 49811 for 2021 Ford Mustang Mach E.

Bulletin number
SSM 49811
Component
Equipment: appliance: air conditioner
Summary
Some 2021 Mustang Mach-E vehicles may exhibit a concern of the air conditioning (A/C) and heater being inoperative with the ambient temperature reading -4 degrees. To correct this condition, the vehicle needs to be driven at speeds above 20 mph (32 km/h) for at least 90 seconds. If the concern persists, refer to Workshop Manual Section 413-01 for further diagnostics.

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