2022–2023 Nova Bus LFS Recall: Ground connection on the bus bar in the HVAC roof unit may not be secured…
NHTSA campaign 24V421000 · Electrical System · filed Jun 7, 2024 · verified Jul 30, 2026
The defect
Nova Bus (US) Inc. (Nova Bus) is recalling certain 2022-2023 LFS buses. The ground connection on the bus bar in the HVAC roof unit may not be secured properly, which can result in an unexpected engine shutdown or an overheated ground connection.
The risk
An unexpected engine shutdown increases the risk of a crash. An overheated ground connection can increase 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
Nova Bus will inspect and tighten the ground connection on the bus bar, free of charge. Owner notification letters were mailed July 24, 2024. Owners may contact Nova Bus customer service at 1-800-350-6682. Nova Bus's number for this recall is CR5605.
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.
Affected vehicles
Related recalls
More Nova Bus LFS recalls
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Other campaigns involving Nova Bus vehicles
Source: NHTSA recall database, campaign 24V421000 (manufacturer number CR5605). Data last verified Jul 30, 2026.