Engine and engine cooling: cooling system (Nova Bus)
Vehicle recall 25V-553. NHTSA received Nova Bus (US) Inc.’s report on Aug 26, 2025.
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The short answer
NHTSA received Nova Bus (US) Inc.’s report on Aug 26, 2025. Copied from NHTSA on Oct 20, 2026.
Every line below is in NHTSA’s own words, with its source beside it.
What’s wrong with it?
Hot coolant that leaks into the passenger seating area increases the risk of injury.
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.
NHTSA, Recalls flat file. Released Oct 20, 2026. Updated daily.
- NHTSA’s part: Engine and engine cooling: cooling system.
What should you do?
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.
NHTSA, Recalls flat file. Released Oct 20, 2026. Updated daily.
- Check a vehicle by its VIN at NHTSA: the recalls still open on it are listed there.
Which ones are recalled?
NHTSA counts 24 vehicles potentially involved, across everything this recall names.
NHTSA, Recalls flat file. Released Oct 20, 2026. Updated daily.
- Nova Bus LFSand 2013, before the model years listed here
Who is recalling it?
- Made by Nova Bus (US) Inc..
NHTSA, Recalls flat file. Released Oct 20, 2026. Updated daily.
What the record doesn’t say
- NHTSA’s recall file doesn’t say whether anyone was hurt.
- Whether one vehicle or seat has been fixed: only its maker, or NHTSA’s lookup with a VIN, can say.
- This recall names only model years before 2015, which have no pages here. Your VIN, at NHTSA, says which recalls are open on a vehicle.
- How many have been returned or fixed isn’t in the notice.
Hearth Record wrote these lines.
Sources
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National Highway Traffic Safety Administration, Recalls flat file (FLAT_RCL_POST_2010).
Released Oct 20, 2026 and checked Oct 20, 2026. Updated daily. Public domain (U.S. Government work).
Vehicle, car seat, tire and vehicle equipment recalls, owner complaints and crash ratings are from the National Highway Traffic Safety Administration (NHTSA). Copied on Oct 20, 2026.