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Nova Bus LFS Recall 25V553: Coolant Hoses May Leak Hot Coolant Into Bus Seating Area

NHTSA campaign 25V553, reported August 26, 2025, 24 vehicles potentially affected.

What this recall means for you

The coolant hoses routed through the roof-mounted HVAC unit on certain 2013 LFS transit buses may fail. If they do, coolant can leak into the passenger seating area.

Hot coolant that leaks into the passenger area increases the risk of injury to passengers and the driver. Owners should take this recall seriously and have the affected buses checked promptly.

Nova Bus will inspect and replace the coolant hoses free of charge. Owners who received notification letters mailed October 22, 2025 can contact Nova Bus customer service at 1-450-472-6410, referencing recall CR5752. This recall was previously covered under 18V117. You can also check your vehicle's VIN for open recalls.

Check whether this recall is open on your vehicle

The repair is normally free at an authorized dealer.

Official recall notice

Safety recall 25V553Nova Bus (US) Inc.
Component
ENGINE AND ENGINE COOLING:COOLING SYSTEM
Problem
Nova Bus (US) Inc. (Nova Bus) is recalling certain 2013 LFS transit buses. The coolant hoses routed through the HVAC roof unit may fail and leak coolant into the passenger seating area.
Risk
Hot coolant that leaks into the passenger seating area increases the risk of injury.
Remedy
Nova Bus will inspect and replace the hoses, free of charge. Owner notification letters were mailed October 22, 2025. Owners may contact Nova Bus customer service at 1-450-472-6410. Nova Bus' number for this recall is CR5752. Vehicles in this recall were previously recalled under 18V117.

Affected vehicles

Nova Bus LFS2013