NHTSA campaign 21V547000 · Manufacturer campaign FL-896
Thomas Built Buses Recall 21V-547: Parking Brake Activation Switch Failure
NHTSA recall 21V547000 (Manufacturer campaign FL-896) was reported by Daimler Trucks North America, LLC on July 20, 2021, with 267 vehicles potentially affected (per NHTSA). NHTSA's record lists the Thomas Built Buses SAF-T-Liner C2 for model years 2021–2022. Owners were notified on September 14, 2021, per NHTSA.
Updated daily from NHTSA's recall files
Is my vehicle included?
This page lists, by model year, the vehicles NHTSA's recall record names for campaign 21V547000 in the model years try.vin imports (1995 and later); NHTSA's own record can list more. A model year on the list doesn't mean every vehicle of that year is included, and some may already have been repaired.
To see whether a specific vehicle is included and still needs the repair, enter its VIN at nhtsa.gov/recalls.
Free VIN check: decode a VIN to see its year, make and model.
Key facts
- NHTSA campaign
- 21V547000 (also written 21V-547 or 21V547)
- Filed by
- Daimler Trucks North America, LLC
- Manufacturer campaign number
- FL-896
- Report received
- Potentially affected
- 267 vehicles (per NHTSA)
- Component
- Parking Brake — Electrical — Switch
- Owners notified
Repair completion: 96.25% (latest rate the manufacturer reported to NHTSA; dataset updated October 21, 2026)
NHTSA cautions against comparing completion rates across recalls or manufacturers. How try.vin reads them.
Vehicles listed for this recall
NHTSA's recall record lists these vehicles for recall 21V547000. try.vin imports model years 1995 and later, so NHTSA's own list can be longer. Model years with a try.vin recall page link to it. Build dates are NHTSA's range for a model year (per NHTSA); a vehicle built in that range is not necessarily included.
Thomas Built Buses
All Thomas Built Buses recallsNHTSA's recall notice
As NHTSA's recall record states it for campaign 21V547000.
Defect description
Daimler Trucks North America, LLC (DTNA) is recalling certain 2021-2022 Thomas Built C2 Saf-T-Liner school buses. The parking brake activation switch may fail to set the parking brake.
Safety consequence
Unintended movement of the vehicle increases the risk of a crash.
Manufacturer remedy
DTNA will update the Dash Electronic Control Unit (DECU ) software, free of charge. Owner notification letters were mailed on September 14, 2021. Owners may contact DTNA's customer service at 1-800-547-0712. DTNA's number for this recall is FL-896.
Notes
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.
Sources
Official NHTSA notice for recall 21V547000
Campaign details come from NHTSA's recall files, which try.vin imports once a day. The plain-language subject and the completion rate come from the U.S. Department of Transportation's Recalls Data dataset. How try.vin reads recall data.