Home / Latest recalls / 24V727

Nova Bus LFS Recall 24V727: Software error can cut drive power, raising crash risk

NHTSA campaign 24V727, reported September 30, 2024, 40 vehicles potentially affected.

What this recall means for you

Certain 2022 and 2023 Nova Bus LFS buses may have a software error that can cause the Vehicle Control Unit (VCU) to crash. When this happens, the high voltage batteries can disconnect, resulting in a loss of drive power.

Losing drive power increases the risk of a crash. Owners should keep this in mind and have the recall repair completed promptly.

Nova Bus will validate and update the VCU software at no charge to you. Owner notification letters were mailed November 2, 2024. For questions, contact Nova Bus customer service at 1-800-350-6682 and reference recall CR5643. You can also check your vehicle's VIN for open recalls.

Check whether this recall is open on your vehicle

The repair is normally free at an authorized dealer.

Official recall notice

Safety recall 24V727Nova Bus (US) Inc.
Component
ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION MOTOR:CONTROLLER; ELECTRICAL SYSTEM:SOFTWARE
Problem
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.
Risk
A loss of drive power increases the risk of a crash.
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.

Affected vehicles

Nova Bus LFS20222023