The defect
Nova Bus (US) Inc. (Nova Bus) is recalling certain 2023-2024 LFS Artic and 2022-2024 LFS buses. The coolant sensor could send a false signal, causing the engine to shut down.
The risk
An unexpected engine shut down can increase the risk of a crash. Additionally, transferring passengers from the disabled bus can increase the risk of injury.
The remedy
Nova Bus will inspect and replace the coolant sensor as necessary, free of charge. Owner notification letters are expected to be mailed November 2, 2026. Owners may contact Nova Bus customer service at 1-800-350-6682. Nova Bus's number for this recall is CR5936. This recall supersedes Recall 24V873. Vehicles repaired under the previous recall will need the new repair completed.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| Nova Bus LFS | 2022, 2023, 2024 |
| Nova Bus LFS Artic | 2023, 2024 |
Components: ENGINE AND ENGINE COOLING:COOLING SYSTEM
Model years in this recall
NHTSA complaints and the number of recall campaigns for each model year this recall covers.
| Model | Year | Complaints | Recalls |
|---|---|---|---|
| Nova Bus LFS | 2022 | 0 | 34 |
| Nova Bus LFS | 2023 | 2 | 33 |
| Nova Bus LFS | 2024 | 0 | 13 |
| Nova Bus LFS Artic | 2023 | 0 | 9 |
| Nova Bus LFS Artic | 2024 | 0 | 2 |
Other engine and engine cooling recalls in 2026
17 of the 666 recall campaigns reported to NHTSA in 2026 concerned the engine and engine cooling; Nova Bus (US) Inc. filed 55 campaigns in all.
| 26V659000 7 Oct 2026 | Toyota Motor Engineering & Manufacturing |
| 26V548000 25 Aug 2026 | Ford Motor Company |
| 26V532000 13 Aug 2026 | Ford Motor Company |
| 26V343000 27 May 2026 | Ford Motor Company |
| 26V320000 20 May 2026 | Toyota Motor Engineering & Manufacturing |
| 26V287000 6 May 2026 | Corp. Micro Bird, Inc. |
| 26V286000 6 May 2026 | Corp. Micro Bird, Inc. |
| 26V274000 29 Apr 2026 | Storyteller Overland |
NHTSA recalls (public domain) · all recalls of 2026