NHTSA campaign 13V639000 · Manufacturer campaign FL-658
Thomas Built Buses Recall 13V-639: Speedometer may Read Lower than Actual Speed
NHTSA recall 13V639000 (Manufacturer campaign FL-658) was reported by Daimler Trucks North America on December 20, 2013, with 45 vehicles potentially affected (per NHTSA). NHTSA's record lists the Thomas Built Buses SAF-T-Liner EFX for model years 2014–2015. Owners were notified on February 18, 2014, 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 13V639000 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
- 13V639000 (also written 13V-639 or 13V639)
- Filed by
- Daimler Trucks North America
- Manufacturer campaign number
- FL-658
- Report received
- Potentially affected
- 45 vehicles (per NHTSA)
- Component
- Electrical System — Instrument Cluster/Panel
- Owners notified
Repair completion: 51.11% (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 13V639000. 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
Thomas Built Buses SAF-T-Liner EFX
NHTSA's recall notice
As NHTSA's recall record states it for campaign 13V639000.
Defect description
Daimler Trucks North America (DTNA) is recalling certain model year 2014-2015 Thomas Built Saf-T-Liner EFX school buses manufactured September 30, 2013, through November 15, 2013. In the affected vehicles, due to an incorrect calibration, the speedometer may display a speed lower than the vehicle is actually traveling.
Safety consequence
With the incorrect calibration, the driver may unknowingly exceed the posted speed limit, increasing the risk of a crash.
Manufacturer remedy
DTNA will notify owners, and dealers will update the instrument cluster software to correct the calibration, free of charge. Owners may contact DTNA at 1-800-547-0712. DTNA's number for this recall is FL-658.
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.safercar.gov.
Sources
Official NHTSA notice for recall 13V639000
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.