NHTSA recall 24V657000
A recall listed here may apply to a vehicle of this year, make and model. Only the manufacturer can say whether it applies to one vehicle: check the VIN with the official lookups.
| Published by | NHTSA (United States) |
|---|---|
| Campaign number | 24V657000 |
| Manufacturer's number | CR5637 |
| Manufacturer | Nova Bus (US) Inc. |
| Reported | 2024-09-09 |
| Owners notified | 2025-01-28 |
| Component | EQUIPMENT:ELECTRICAL; VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:WINDSHIELD:ELECTRICAL HEATING ELEMENT |
| Units potentially affected | 208 |
| Part numbers | N97496, N94477 |
| Report | Quarterly report 6, for 2026 quarter 2 |
|---|---|
| Filed with NHTSA | 2026-07-30 |
| Vehicles in the campaign | 208 |
| Reported remedied | 131 (62%) |
| Reported unreachable | 0 |
| Reported removed | 0 |
These are the manufacturer's totals for the whole campaign at the end of 2026 quarter 2, as filed with NHTSA. They do not say whether one vehicle has been remedied: check the VIN with the official lookups. The reports are from data as of 2026-10-19.
What is wrong
Nova Bus (US) Inc. (Nova Bus) is recalling certain 2019-2024 LFS and 2019-2023 LFS Artic buses. The auxiliary heater module may allow contaminants to enter the electronic controller, which can cause an electrical short. Additionally, the auxiliary heater may fail, causing the defrosting system to not function properly.
What can happen
An electrical short circuit can increase the risk of a fire. Additionally, a windshield defrosting system that does not function properly can decrease the driver's visibility, increasing the risk of a crash.
The remedy
Nova Bus will the auxiliary heater air intake, free of charge. Owner notification letters were mailed January 28, 2025. Owners may contact Nova Bus customer service at 1-800-350-6682. Nova Bus's number for this recall is CR5637.
Notes
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.
| 2019 NOVA BUS LFS | Built 2019-10-18 to 2024-06-21. |
|---|---|
| 2020 NOVA BUS LFS | Built 2019-10-18 to 2024-06-21. |
| 2021 NOVA BUS LFS | Built 2019-10-18 to 2024-06-21. |
| 2022 NOVA BUS LFS | Built 2019-10-18 to 2024-06-21. |
| 2023 NOVA BUS LFS | Built 2019-10-18 to 2024-06-21. |
| 2024 NOVA BUS LFS | Built 2019-10-18 to 2024-06-21. |
| 2019 NOVA BUS LFS ARTIC | Built 2019-06-04 to 2023-10-16. Listed as a series or trim of this model. |
| 2020 NOVA BUS LFS ARTIC | Built 2019-06-04 to 2023-10-16. Listed as a series or trim of this model. |
| 2021 NOVA BUS LFS ARTIC | Built 2019-06-04 to 2023-10-16. |
| 2022 NOVA BUS LFS ARTIC | Built 2019-06-04 to 2023-10-16. |
| 2023 NOVA BUS LFS ARTIC | Built 2019-06-04 to 2023-10-16. |
A vehicle with no link is not in this site's catalog, which covers cars, multipurpose vehicles and trucks by model year. The campaign is from data as of 2026-10-19.
Bulletins for the same vehicles and component
| FT5545 | 2024-03-29. Service bulletin. The Driver’s Barrier stationary glass is breaking in service due to possible metal to glass contact on the lower supports. |
|---|---|
| BS5495E | 2024-02-24. Service bulletin. HVAC coolant pipe leaks from various solder locations. |
| FT5509 | 2024-01-02. Service bulletin. The Driver’s Barrier stationary glass is breaking in service due to possible metal to glass contact on the lower supports. The glass must have a minimum of 3mm gap all around the supports. |
| BS5441E | 2023-10-29. Service bulletin. Wheel Chair Ramp Missing two P-clamps and a grommet. |
| FT5455 | 2023-09-26. Service bulletin. Brass fitting (N79131) leaks found at BL2 and BL4 two-way valve, repairs were performed not per AVT0029. |
| BS5388E | 2023-04-03. Service bulletin. AC defroster suction line, Condensation dripping from AC hose |
| FT5385 | 2023-04-03. Service bulletin. American seating lower bracket hardware missing. Seating lower bracket hardware is missing due to insufficient torque and sealant. |
| FT5391 | 2023-04-03. Service bulletin. American seating lower bracket hardware missing. Seating lower bracket hardware is missing due to insufficient torque and sealant. |
| FT5386 | 2023-04-03. Service bulletin. Loose fuel tank due to improperly torqued hardware and missing hardware. |
| BS5357E | 2023-04-03. Service bulletin. Lexan panels cracking at mounting holes. Need to change the attachment of Lexan panels due to apparent cracks. |
A bulletin is the manufacturer's note to its dealers. It is not part of this recall.