NHTSA recall 24V478000
No Alarm When Emergency Exit is Opened/FMVSS 217
- Vehicles affected
- 162
- Completion rate
- 57.41%
- Remedy
- Dealer visit
- Component
- STRUCTURE
Description
Daimler Trucks North America, LLC (DTNA) is recalling certain 2023-2025 Thomas Built Buses Saf-T-Liner C2 and 2024-2025 Thomas Built Buses Saf-T-Liner C2 Jouley school buses. The audible emergency warning alarm sounds may not activate when the emergency hatch or window is open. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 217, "Bus Emergency Exits and Window Retention and Release."
Issue
An inaudible alarm that fails to warn the driver of an open emergency exit can increase the risk of injury in a crash.
Consequence Summary
An inaudible alarm that fails to warn the driver of an open emergency exit can increase the risk of injury in a crash.
Corrective Action
Dealers will update the emergency sound software, free of charge. Owner notification letters were mailed August 22, 2024. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is F1004.
Internal ID: 24V478000 · Updated October 15, 2026
