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Use caution Vehicle recall · NHTSA · Published August 23, 2018

Thomas Built Buses Saf-T-Liner HDX 2019 Recall: Wheelchair Lift Tip Risk

Daimler Trucks North America recalls 2019 Thomas Built Buses Saf-T-Liner HDX school buses with certain wheelchair lifts that may tip users inward when exiting, increasing injury risk. Owners must contact DTNA for free cam replacement.

🇺🇸 NHTSA recall #18V560000VehicleThomas Built Buses ›
✎ GovInfoNow plain-language explainer

What happened, in plain English

Daimler Trucks North America is recalling 2019 Thomas Built Buses Saf-T-Liner HDX school buses with specific wheelchair lifts that could tip wheelchair users inward when exiting, increasing injury risk. Affected owners should contact DTNA for free replacement of the lift cam. Read more at govinfonow.com/recall/1224395-thomas-built-buses-saf-t-liner-hdx-2019-recall-wheelchair.

Source Summary by GovInfoNow · govinfonow.com/recall/1224395-thomas-built-buses-saf-t-liner-hdx-2019-recall-wheelchair · Updated October 6, 2026 · Official notice: NHTSA #18V560000

Cite this page

“Thomas Built Buses Saf-T-Liner HDX 2019 Recall: Wheelchair Lift Tip Risk.” GovInfoNow, updated October 6, 2026. https://govinfonow.com/recall/1224395-thomas-built-buses-saf-t-liner-hdx-2019-recall-wheelchair. Based on NHTSA recall #18V560000 (https://www.nhtsa.gov/recalls?nhtsaId=18V560000).

Why it’s dangerous

The wheelchair lift's positioning input cam can fail while in use, causing the platform to travel higher than the vehicle's floor. When wheelchair users exit the lift, they may tip inward toward the vehicle, increasing injury risk.

Who’s affected

School bus owners with 2015-2019 Thomas Built Buses Saf-T-Liner C2 or HDX models equipped with certain S-Series or K-Series Titanium Wheelchair Lifts (models K200, K201, K550, K551, S200, S2201, S550, S551) are most at risk. Wheelchair users who exit the lift while the platform is above the vehicle floor face the highest injury risk.

How to tell if you have this one

Check if your 2015-2019 Thomas Built Buses Saf-T-Liner C2 or HDX school bus has a wheelchair lift with model numbers K200, K201, K550, K551, S200, S2201, S550, or S551. The recall began December 6, 2018.

  • Brand
    Thomas Built Buses
  • Category
    Vehicle
Based on the official NHTSA remedy

What to do — step by step

  1. Contact DTNA for Free Cam Replacement

    Owners should call DTNA customer service at 1-800-547-0712 to schedule free replacement of the injection molded cam with an aluminum machined cam.

Official remedy

What NHTSA says to do

Dealers will replace the injection molded cam with an aluminum machined cam, free of charge. The recall began December 6, 2018. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL785.

How this recall unfolded

Recall timeline

2 dated steps over 3 months.

1. NHTSA received the defect report: Aug 23, 201812. Recall began: Dec 6, 201822018
  1. NHTSA received the defect report
  2. Recall began

Dates from the agency record only; steps without a date are left out.

Keep exploring

Where this comes from

The facts (hazard, remedy, dates, manufacturer) are pulled from the official NHTSA recall record. The plain-language summary and step-by-step checklist are written by GovInfoNow to make the official notice easier to act on — they don’t replace it.

  • Official source: NHTSA Recall #18V560000 (August 23, 2018)
  • Plain-language summary written by qwen3:4b on October 6, 2026, from the official record above. Not reviewed by a person — if it conflicts with the NHTSA notice, the notice is correct. Report an error on this page.
  • GovInfoNow is an independent service and is not a government agency. We republish official NHTSA recall data; we don’t issue, amend or administer recalls.
GovInfoNow is an independent guide. We are not NHTSA or any government agency. Always confirm details with the official recall.Data: CPSC · FDA · NHTSA · USDA