2022–2024 Nova Bus LFS, 2023 Nova Bus LFS Artic Recall: Coolant sensor could send a false signal, causing the engine to shut down
NHTSA campaign 24V873000 · Engine and Engine Cooling · filed Nov 19, 2024 · verified Jul 30, 2026
The defect
Nova Bus (US) Inc. (Nova Bus) is recalling certain 2023 LFS Artic and 2022-2024 LFS buses. The coolant sensor could send a false signal, causing the engine to shut down.
The risk
An unexpected engine shut down can increase the risk of a crash. Additionally, transferring passengers from the disabled bus can increase the risk of injury.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →The fix — what to do
Nova Bus will inspect and replace the coolant sensor as necessary, free of charge. Owner notification letters were mailed February 20, 2025. Owners may contact Nova Bus customer service at 1-800-350-6682. Nova Bus's number for this recall is CR5668.
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
Related recalls
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Other campaigns involving Nova Bus vehicles
Source: NHTSA recall database, campaign 24V873000 (manufacturer number CR5668). Data last verified Jul 30, 2026.