2020–2024 Nova Bus LFS Recall: Engine coolant return hose may fail, leaking coolant and causing an engine…
NHTSA campaign 24V231000 · Engine and Engine Cooling · filed Mar 27, 2024 · verified Jul 30, 2026
The defect
Nova Bus (US) Inc. (Nova Bus) is recalling certain 2020-2024 LFS vehicles. The engine coolant return hose may fail, leaking coolant and causing an engine shutdown.
The risk
An unexpected engine shutdown 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 replace the engine coolant return hose, free of charge. Owner notification letters were mailed July 03, 2024. Owners may contact Nova Bus customer service at 1-800-350-6682. Nova Bus number for this recall is CR5577.
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 www.nhtsa.gov.
Affected vehicles
Related recalls
More Nova Bus LFS recalls
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Other campaigns involving Nova Bus vehicles
Source: NHTSA recall database, campaign 24V231000 (manufacturer number CR5577). Data last verified Jul 30, 2026.