Blue Bird electric drive train cannot detect isolation faults when the high voltage contactors are closed.
The short version
Blue Bird Body Company reported a problem with the propulsion system shock protection. Here is what owners need to know.
The electric drive train cannot detect isolation faults when the high voltage contactors are closed.
An undetected high voltage isolation can expose service personnel to high voltage, increasing the risk of injury.
Blue Bird will notify owners, and dealers will update the Vehicle Control Unit software or install a different combination of High Voltage Power Distribution Unit hardware, free of charge.
Affected vehicles
These model years are included in NHTSA campaign 21V-253.
| YEAR RANGE | MODEL |
|---|---|
| 2018–2021 | Blue Bird All American |
What changed
Newest first. The record shows both when the recall began and what has changed since.
- Recall reported to NHTSA. LATEST
Drive one of these? Check your VIN to see if your specific vehicle is affected.
Check your VINWhat this record means
Data from the NHTSA recall database. A clean VIN check means no open federal recalls for that vehicle — not that it never had one.
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MyAutoRecalls is not affiliated with Blue Bird Body Company or the National Highway Traffic Safety Administration.