Engine and engine cooling: cooling system: pump
- Component
- Engine and engine cooling: cooling system: pump
- Manufacturer
- Nova Bus (US) Inc.
- Vehicles affected
- 8
- Reported to NHTSA
- 2025-11-28
- Owners notified
- 2026-02-03
Defect description
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.
Safety risk
A cooling pump failure can cause a loss of drive power, increasing the risk of a crash.
Manufacturer remedy
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.