# NHTSA recall 24V727000

A recall listed here may apply to a vehicle of this year, make and model. Only the manufacturer can say whether it applies to one vehicle: check the VIN with the official lookups.

- Published by: NHTSA \(United States\)
- Campaign number: 24V727000
- Manufacturer's number: CR5643
- Manufacturer: Nova Bus \(US\) Inc.
- Reported: 2024\-09\-30
- Owners notified: 2024\-11\-02
- Component: ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION MOTOR:CONTROLLER; ELECTRICAL SYSTEM:SOFTWARE
- Units potentially affected: 40
- Part numbers: Vehicle control unit program

## What is wrong

Nova Bus \(US\) Inc. \(Nova Bus\) is recalling certain 2022\-2023 LFS buses.  A software error may cause the Vehicle Control Unit \(VCU\) to crash, disconnecting the high voltage batteries and causing a loss of drive power.


## What can happen

A loss of drive power increases the risk of a crash.


## The remedy

Nova Bus will validate and update the VCU software, free of charge.  Owner notification letters were mailed November 2, 2024.  Owners may contact Nova Bus customer service at 1\-800\-350\-6682.  Nova Bus's number for this recall is CR5643.


## Notes

Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1\-888\-327\-4236 \(TTY 1\-800\-424\-9153\) or go to nhtsa.gov.


## Remedy progress the manufacturer reported

- Report: Quarterly report 7, for 2026 quarter 2
- Filed with NHTSA: 2026\-07\-30
- Vehicles in the campaign: 40
- Reported remedied: 31 \(77%\)
- Reported unreachable: 0
- Reported removed: 0

These are the manufacturer's totals for the whole campaign at the end of 2026 quarter 2, as filed with NHTSA. They do not say whether one vehicle has been remedied: check the VIN with the official lookups. The reports are from data as of 2026\-10\-19.

## Vehicles this campaign lists

- [2022 NOVA BUS LFS](/makes/novabus/lfs/2022/recalls.md). Built 2022\-10\-24 to 2024\-08\-01.
- [2023 NOVA BUS LFS](/makes/novabus/lfs/2023/recalls.md). Built 2022\-10\-24 to 2024\-08\-01.

## Check a VIN

- [NHTSA recall lookup by VIN, United States](https://www.nhtsa.gov/recalls)
- [Transport Canada recall search, Canada](https://wwwapps.tc.gc.ca/Saf-Sec-Sur/7/VRDB-BDRV/search-recherche/menu.aspx?lang=eng)

JSON: [/v1/recalls/nhtsa/24V727000](/v1/recalls/nhtsa/24V727000)

[Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20NHTSA%20recall%2024V727000&page=https%3A%2F%2Fopen.wenmarpro.com%2Frecalls%2Fnhtsa%2F24V727000&vehicle=NHTSA%20recall%2024V727000)