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An official Health Canada notice concerns Nova bus. Issue: On certain electric transit buses, a problem with the auxiliary heater contactor box could cause the high-voltage system to shut down. If this happens, there could be a loss of power to the wheels. Safety Risk: A loss of power to the wheels could increase the risk of a crash. A bus that is disabled could result in a transfer of passengers in an uncontrolled environment, which may create a risk of injury. Corrective Actions: Nova Bus will notify owners by mail and provide you with instructions for how to replace the auxiliary heater contactor box. Published 2025-10-22.
What to do now
Please see corrective actions section below
Recall number
78372
Official notice
2025-10-22
The hazard
The hazard
Issue: On certain electric transit buses, a problem with the auxiliary heater contactor box could cause the high-voltage system to shut down. If this happens, there could be a loss of power to the wheels. Safety Risk: A loss of power to the wheels could increase the risk of a crash. A bus that is disabled could result in a transfer of passengers in an uncontrolled environment, which may create a risk of injury. Corrective Actions: Nova Bus will notify owners by mail and provide you with instructions for how to replace the auxiliary heater contactor box.
How to check if you're affected
How to check if you're affected
Compare the VIN on your vehicle against the official list. If your VIN is listed, follow the official notice.
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Affected products
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Risk / hazard
Where it was sold
Where it was sold
The source does not list specific retailers. See the official notice for where affected products were sold.
Location 1
Affected area 1
Company & contacts
Company & contacts
Brand: Nova Bus.
Source & status
Source & status
Source
Tier
Category
App estimate
Recall details
Recall details
Recall number
Source tier
Documents, notices & source
See the official notice and source documents for full details.
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