NHTSA Campaign 25E083000

ENGINE AND ENGINE COOLING:COOLING SYSTEM:PUMP

Issued by Nova Bus (US) Inc. · Reported Dec 5, 2025 · 25 vehicles affected

What's wrong

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.

Consequence

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

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.

Vehicles affected by this recall

Make Model Year Units
AMETEK ECP WATER PUMP 25
AMETEK MCP WATER PUMP 25

Source: NHTSA Campaign 25E083000 on nhtsa.gov. To check the current repair status for a specific vehicle, use our free VIN decoder.