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NHTSA recall,

Thomas Built Buses Saf-T-Liner C2 (2024-2027)

The school bus's software may deactivate warning lights and stop sign arm, increasing crash risk.

Summary by Recall Canary from the NHTSA notice

What happened

Daimler Trucks North America, LLC is recalling certain Thomas Built Buses 2024-2027 Saf-T-Liner C2 school buses. The vehicle's software may misinterpret contact if the door switch is bumped, deactivating the amber and red warning lights and the stop sign arm. Warning lights and a stop sign arm that fail to activate will not warn other drivers the school bus is slowing down, increasing the risk of a crash or injury.

The recall affects 3,285 vehicles nationwide. The issue was reported to NHTSA on April 9, 2026. Dealers will update the amber and red warning light software, free of charge. Owner notification letters were mailed June 2, 2026.

More exterior lighting defect recalls

What to do

If you own a vehicle in this recall:

  1. Check your VIN (vehicle identification number) at nhtsa.gov/recalls.
  2. Dealers will update the amber and red warning light software, free of charge.
  3. Owner notification letters were mailed June 2, 2026. You may contact DTNA customer service at 1-800-547-0712.
  4. Look for the owner letter. Owner notification letters were mailed June 2, 2026.

What you get Free repair

Full text from NHTSA

Dealers will update the amber and red warning light software, free of charge. Owner notification letters were mailed June 2, 2026. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is F1032.

Is your Thomas Built Buses affected?

These models and years may be affected.

  • SAF-T-Liner C2, model years 2024 to 2027

Your VIN confirms it. Find the 17-character VIN on the driver's side of the dashboard or on your registration card.

Check your VIN on nhtsa.gov (opens in a new tab)

Recall details

Reported to NHTSA
Sold in
Nationwide
Manufacturer
Daimler Trucks North America, LLC
Component
Exterior lighting defect
Campaign
26V228000
Vehicles affected
3,285
Repair cost
Free of charge
Owner letters mailed
Manufacturer's recall number
F1032
Manufacturer phone
1-800-547-0712

All recalls from Daimler Trucks North America, LLC

Timeline

  1. Reported to NHTSA

  2. Listed on Recall Canary

  3. Summary updated

Other exterior lighting defect recalls

See all: Other exterior lighting defect recalls

Summary by Recall Canary, written with AI · summary updated Oct 2, 2026 · primary source: U.S. National Highway Traffic Safety Administration (opens in a new tab)