Nova Bus Lfs, model years 2021 to 2025. Filed by Nova Bus (US) Inc. and reported to NHTSA on 28 November 2025. 8 vehicles potentially affected.
What the notice says 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.
Is your vehicle included? Check with your VIN at NHTSA, or ask a dealer. This page is an independent copy of the notice, kept so you can see what changed after it was published. It is not the authority, and the authority’s own text is the one to act on.
Nova Bus's own number for this recall: CR5803. That is the number on the owner letter and on the dealer paperwork. 25V822 is the number NHTSA gave the same campaign, and the number this page is filed under. They are one recall, written two ways.
What owners ask about this recall
- Which vehicles does recall 25V822 cover?
- Nova Bus LFS, model years 2021-2025.
- What is wrong with them?
- 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.
- What can happen if it is not put right?
- A cooling pump failure can cause a loss of drive power, increasing the risk of a crash.
- Is there a fix yet?
- Yes, and it is free. 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.
- What should I do now?
- Check your own vehicle by its VIN with NHTSA, which is the record to act on. Nova Bus calls this recall CR5803, which is the number on the owner letter and the dealer paperwork.
Answered from the register this site holds. NHTSA is the record to act on.
What the authority says can happen if this is not fixed: “A cooling pump failure can cause a loss of drive power, increasing the risk of a crash.”
affected
in the notice
caught
| Campaign | 25V822 |
|---|---|
| Filed by | Nova Bus (US) Inc. |
| System at fault | Engine And Engine Cooling:Cooling System:Pump |
| Reported to NHTSA | 28 November 2025 |
| Model years | 2021-2025 |
| Vehicles named | NOVA BUS LFS |
What the notice says today
The defect
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.
The consequence
A cooling 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 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.
What it said before
Nothing has changed while we have been watching. We last read the wording of this campaign on 17 September 2026, and it matched the copy we already held.
That copy hashes to 1efeaf184aab993c0d6c035ec09192f2…, so if it is ever edited the change is provable rather than a matter of memory.
This is one of 588 notices in the record whose component field names engine and engine cooling. Across that group the median wait before owners were written to was 47 days.
Last checked . No change has been recorded in the wording.
The models named here, across their whole recall history
How to cite this record
Quoting the wording on this page means quoting a version, so the date belongs in the citation:
CarsMultiverse, recall 25V822, wording as read on 17 September 2026. https://carsmultiverse.com/recall/25v822/
The copy quoted above hashes to 1efeaf184aab993c0d6c035ec09192f2…. If the notice is reworded later, that fingerprint will not match, which is how a reader checks that the quotation was of the version we say it was.
The cross-border matches used on this site are deposited as a citable dataset: doi:10.5281/zenodo.22087136. The recall wording itself is published by the national authority named above and is theirs, not ours.
The recall record and its wording are published by the US National Highway Traffic Safety Administration and are US Government public domain. The dated archive, the comparison and any before-and-after above are CarsMultiverse. How fresh every engine behind this page is, is public on the status page. To check a specific vehicle, use NHTSA’s own VIN lookup.
Other Nova Bus notices we hold
- 26V355: 1997-2002, 2005-2024 LFS, 2009-2014, and 2016 - 2024 LFS Artic transit buses
- 26V300: 2019-2020 LFS Artic and 2019-2023 LFS transit buses
- 26V275: 2022-2023 LFS transit buses
- 26V206: 2025 LFS and 2024 LFS Artic transit buses
- 26V182: 2016-2018, 2020, 2022-2023 LFS and 2019-2020 LFS Artic transit buses
- 26V077: 2013-2019 LFS and 2019-2020 LFS Artic transit buses equipped with Double Transversal seats
- 26E019: Ricon hidden frame windows sold through Prevost Parts and Prevost Service Center
- 25V773: 2024-2025 LFS transit buses
All 94 Nova Bus campaigns we hold · Every manufacturer in the record
The fingerprint of this notice
We take a SHA-256 of each of the three blocks of text the authority publishes and keep the first eight characters. As we last read campaign 25V822 on 23 August 2026, they were:
- Defect summary
60a4151a - Consequence
4ab2fe0c - Remedy
af35753e
We first read this notice on 21 August 2026. It has not moved since. If it ever does, these characters will not match, and the change will be dated here.
The wording we hold for 25V822 · how the whole register is watched
This notice names one vehicle among several registers that have written about it. Every notice this site holds for the Nova Bus LFS, in all seven, is kept on that vehicle's own page, with the newest in each.
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Owners of these cars
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