ALFA ROMEO

24-005-21

Manufacturer communications

Publication date: 2021-05-12
Received by NHTSA: 2021-06-28
NHTSA record numbers: 10198433

Manufacturer summary

Original wording in English

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.

NHTSA manufacturer communications ↗

Reported code forms

B10C8

Manufacturer wording

Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.

Alfa RomeoB10C8-36

Cabin Fan Brushless - Signal Frequency Too Low

NHTSA 10187718 · NHTSA 10187719 · NHTSA 10198433

Check vehicle applicability

A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.

Make	Model	Model year
Alfa Romeo	GIULIA	2021

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