NHTSA recall 25E083000 · Equipment
Engine and engine cooling › Cooling system › Pump
Reported Dec 5, 202525 vehicles affectedNova Bus (US) Inc.Maker’s number ER25510Built Feb 6, 2023 – Mar 31, 2025
The defect
Nova Bus (US) Inc. (Nova Bus) is recalling certain Ametek MCP and ECP water pumps. The impeller shaft may be loose, causing the pump to fail.
The risk
A pump failure can cause a loss of drive power, increasing the risk of a crash.
The remedy
Nova Bus will inspect and replace the pump as necessary, free of charge. Owner notification letters were mailed January 30, 2026. Owners may contact Nova Bus customer service at 1-450-472-6410. Nova Bus' number for this recall is ER25510.