# B10C8 on the 2021 Alfa Romeo Stelvio

The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.

This code is specific to a manufacturer and is not described here.

## Bulletins for this model year that name B10C8

- [10230114](https://open.wenmarpro.com/bulletins/10230114), 2023-01-17: 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.
- [10223490](https://open.wenmarpro.com/bulletins/10223490), 2022-10-17: 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.
- [10223342](https://open.wenmarpro.com/bulletins/10223342), 2022-10-17: 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.
- [10198436](https://open.wenmarpro.com/bulletins/10198436), 2021-06-28: 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.