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May 12, 2021 Service bulletin

Flash: Heating, Ventilation and Air Conditioning (HVAC) Module Updates

Alfa Romeo technical service bulletin 24-003-21 for 2020 Alfa Romeo Giulia.

Bulletin number
24-003-21
Component
Visibility: defroster/defogger/HVAC system
Summary
Flash: Heating, Ventilation and Air Conditioning (HVAC) Module Updates This bulletin involves reprogramming the HVAC control module with the latest available software. The customer may experience a Malfunction Indicator Lamp (MIL) illumination with the following Diagnostic Trouble Code (DTC) or the symptom/conditions listed below: B10C8-36 - Cabin Fan Brushless - Signal Frequency Too Low. The HVAC fan stops working after a Engine Start/Stop (ESS) function.

Owners of these vehicles have filed 1 complaints in the visibility category.

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