---
title: "THOMAS BUILT BUSES SAF-T-LINER HDX (2020) - Recall 22V510000 — NHTSA record 213328 | Is It on Recall"
description: "Daimler Trucks North America, LLC (DTNA) is recalling certain 2014-23 Thomas Built Buses HDX and 2014-22 EFX school buses equipped with 39-inch S3C seat frames"
url: https://isitonrecall.com/recall/nhtsa-213328-thomas-built-buses-saf-t-liner-hdx-2020-recall-22v510000/
updated: 2026-10-01
site: "Is It on Recall"
language: en
---

[Recall archive](https://isitonrecall.com/archives/) / NHTSA

# THOMAS BUILT BUSES SAF-T-LINER HDX (2020) - Recall 22V510000 — NHTSA record 213328

Published notice; closure not supplied

A campaign record does not say whether this individual vehicle has received the remedy. Check the VIN with NHTSA or the manufacturer.

Source date Jul 19, 2022. Retrieved Oct 1, 2026. Last updated Oct 1, 2026.

Archive changed Oct 1, 2026. USDA FSIS records are unavailable; [check FSIS directly](https://www.fsis.usda.gov/recalls). [Source coverage and dates](https://isitonrecall.com/sources/).

## What the record says

- **Product**: THOMAS BUILT BUSES SAF-T-LINER HDX (2020) - Recall 22V510000
- **Reason**: Daimler Trucks North America, LLC (DTNA) is recalling certain 2014-23 Thomas Built Buses HDX and 2014-22 EFX school buses equipped with 39-inch S3C seat frames and 3-point flex seatbelts. The passenger seat frames may crack and rotate from fatigue. Cracked passenger seat frames may not adequately secure passengers in the event of a crash, increasing the risk of injury.
- **Classification**: Not supplied
- **Recalling firm**: Daimler Trucks North America, LLC
- **Quantity**: 1806
- **Agency-reported status**: Published safety recall
- **Source record identifier**: 213328

[Open the official record](https://api.nhtsa.gov/recalls/campaignNumber?campaignNumber=22V510000)

## Lot and product identifiers

| Label field | Details supplied by the agency |
| --- | --- |
| Lot, code or applicability | Product applicability: THOMAS BUILT BUSES SAF-T-LINER HDX; model year 2020. Check the model identifiers and, for a vehicle, the VIN on the official recall site. |

Match all identifying details in the current notice. A brand name alone is not enough.

## Distribution

Not supplied

No US distribution state could be established from this record. Check the official notice.

## Dates in the source

- **Report received**: Jul 19, 2022
- **Owner notification**: Dec 4, 2023
- **Record created**: Jul 20, 2022

FDA company pages use the listing date; enforcement records use initiation dates; CPSC uses recall date; NHTSA uses report-received date. These dates are not interchangeable.

## What to do next

Dealers will secure the seat frames with brackets, free of charge. Owner notification letters were mail December 4, 2023. Owners may contact DTNA's customer service at 1-800-547-0712. DTNA's number for this recall is FL946.

[Read the current instructions](https://api.nhtsa.gov/recalls/campaignNumber?campaignNumber=22V510000)

Use [NHTSA's VIN check](https://www.nhtsa.gov/recalls) to check an individual vehicle and its remedy status.

## Related records

[Vehicles records](https://isitonrecall.com/product/cars/) [Vehicles and equipment records](https://isitonrecall.com/category/vehicles/) [Daimler Trucks North America, LLC records](https://isitonrecall.com/brand/daimler-trucks-north-america-llc/)