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Nova Bus LFS Recall 24V421: Loose Ground Can Stall Engine or Cause Fire

NHTSA campaign 24V421, reported June 7, 2024, 45 vehicles potentially affected.

What this recall means for you

A ground connection on the bus bar in the HVAC roof unit may not be secured properly. This can cause the engine to shut down unexpectedly, or cause the ground connection to overheat.

An unexpected engine shutdown raises the risk of a crash, and an overheated ground connection raises the risk of a fire. Owners should take this recall seriously.

Nova Bus will inspect and tighten the ground connection on the bus bar at no cost to you. Owner notification letters were mailed July 24, 2024. You can contact Nova Bus customer service at 1-800-350-6682, and you can check your VIN for open recalls at NHTSA.gov.

Check whether this recall is open on your vehicle

The repair is normally free at an authorized dealer.

Official recall notice

Safety recall 24V421Nova Bus (US) Inc.
Component
ELECTRICAL SYSTEM
Problem
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.
Risk
An unexpected engine shutdown increases the risk of a crash. An overheated ground connection can increase the risk of a fire.
Remedy
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.
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.

Affected vehicles

Nova Bus LFS20222023