2016–2020 Nova Bus LFS, 2016–2020 Nova Bus LFS Artic Recall: Sealing washer may not seat correctly in the pilot bore holes, allowing…
NHTSA campaign 21V351000 · Fuel System, Diesel · filed May 14, 2021 · verified Jul 30, 2026
The defect
Nova Bus is recalling certain 2016-2020 LFS and LFS Artic vehicles. The sealing washer may not seat correctly in the pilot bore holes, allowing the high pressure fuel rail assembly to leak.
The risk
A fuel leak in the presence of an ignition source increases the risk of a fire.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →The fix — what to do
Dealers will inspect the rail threads, and replace the rail as necessary, free of charge. Owner notification letters were mailed on July 9, 2021. Owners may contact Nova Bus customer service at 1-800-350-6682.
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.safercar.gov.
Affected vehicles
Related recalls
More Nova Bus LFS recalls
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- 2022–2023 Nova Bus LFS — Telemetry control unit installed in parallel with the…
- 2025 Nova Bus LFS and 1 other model — Inadequate adhesion around the window frame may cause the…
- 2016–2023 Nova Bus LFS and 1 other model — Driver's seat belt tension-reliving device may fail to…
Other campaigns involving Nova Bus vehicles
Source: NHTSA recall database, campaign 21V351000 (manufacturer number CR5120E). Data last verified Jul 30, 2026.