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2021, 2024-2025 Nova Bus LFS recall: Cooling Pump Failure May Cause Loss of Drive Power

Report received by NHTSA: Nov. 28, 2025.

Built by the Tribune's code from NHTSA's official records. No AI wrote this page. Updated Nov. 7, 2026.

What's recalled

Nova Bus (US) Inc. (Nova Bus) is recalling certain 2021 and 2024-2025 LFS transit buses. The impeller shaft may be loose, causing the cooling pump to fail.

The risk

A cooling pump failure can cause a loss of drive power, increasing the risk of a crash.

Who's affected

8 vehicles potentially affected, according to NHTSA. Models: 2021, 2024-2025 Nova Bus LFS.

Compared with

Nova Bus (US) Inc. has 12 NHTSA recalls in 2026 so far, compared with 11 in all of 2025.

Counted by the Tribune from NHTSA's records since Nov. 1, 2016.

Before this

55 earlier NHTSA recalls for these models since Nov. 1, 2016; the 5 most recent:

Counted by the Tribune from NHTSA's records since Nov. 1, 2016.

What to do and when

Nova Bus will inspect and replace the pump as necessary, free of charge. Owner notification letters were mailed February 3, 2026.Owners may contact Nova Bus customer service at 1-450-472-6410. Nova Bus' number for this recall is CR5803. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning January 27, 2026.

NHTSA's record, word for word

Check it yourself

NHTSA's VIN lookup shows whether a specific vehicle has an open recall.

NHTSA recall number25V822000
ManufacturerNova Bus (US) Inc.
Recall typeVehicle
ComponentENGINE AND ENGINE COOLING
Report received by NHTSANov. 28, 2025
Potentially affected8 vehicles
Manufacturer's recall numberCR5803
“Do not drive” warningNo
Fire risk when parked (“park outside”)No

Source: National Highway Traffic Safety Administration recall records (public domain). NHTSA's record