Key Takeaway
Insufficient Rear Panel Joint Strength/FMVSS 221 by Daimler Trucks North America LLC was recalled on September 15, 2022. What to do: Dealers will add additional mechanical fasteners to secure the joints, free of charge. Owner notification letters were mailed November 11, 2022. Own...
Insufficient Rear Panel Joint Strength/FMVSS 221
Description
Daimler Trucks North America LLC (DTNA) is recalling certain 2020-2023 Thomas Built Saf-T-Liner HDX school buses. The rear exterior side-body panel was manufactured with insufficient joint strength. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 221, "School Bus Body Joint Strength."
Injuries / Consequence
A school bus panel with insufficient joint strength may separate during a crash, increasing the risk of injury.
Remedy
Dealers will add additional mechanical fasteners to secure the joints, free of charge. Owner notification letters were mailed November 11, 2022. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall FL953.
Products Affected
Vehicle
VehiclesCompany Information
Daimler Trucks North America LLC
Unknown location
View all 367 recalls by Daimler Trucks North America LLC →Related Recalls
Heater Hose May Rupture and Leak
February 25, 2026
Heater Hose May Leak Hot Heating Coolant Inside Passenger Compartment
February 17, 2026
Heater Hose May Leak Hot Heating Coolant Inside Passenger Compartment
February 17, 2026
Improper Battery Connection May Cause Fire
February 12, 2026
Wheelchair Restraint Retractor May Not Lock
December 10, 2025
Wheelchair Restraint Retractor May Not Lock
December 10, 2025
Frequently Asked Questions
Is this recall still active?
Check the status badge at the top of this page. "Ongoing" means the recall is still active and you should follow the remedy instructions. "Completed" or "Terminated" means the recall process has concluded, though the safety issue remains relevant for any unrepaired products.
How do I check if my product is affected?
Compare the model number, lot code, serial number, or date range listed in the recall notice with the information on your product's label or packaging. For vehicles, check your VIN at NHTSA.gov/Recalls.
What remedy is available for this recall?
The listed remedy for this recall is: Dealers will add additional mechanical fasteners to secure the joints, free of charge. Owner notification letters were mailed November 11, 2022. Owners may contact DTNA customer service at 1-800-547...
Where can I find the original recall notice?
This recall was issued by NHTSA. You can view the original notice using the link provided above.