Certain EV school bus high-voltage cabin heaters may
Ic Bus technical service bulletin 23109 for 2022 Ic Bus Evsb.
- Bulletin number
- 23109
- Component
- Visibility
- Summary
- Certain EV school bus high-voltage cabin heaters may cause excessive cycling of the HVDU (High-Voltage Distribution Unit), which can result in premature HVDU contactor failure.
Vehicles covered
- Ic Bus Evsb 2022 2022
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