Out-of-Service (OOS) History by VIN
See whether a commercial truck was ever placed out-of-service in a roadside inspection — by exact VIN — and what an OOS event means for a used-truck buyer.
Last updated: June 2026 · Data sources: NHTSA vPIC (live) and FMCSA public inspection records (periodic refresh).
Quick answer
An out-of-service order removes a vehicle from operation until a serious condition is corrected. TruckWhere checks whether an exact 17-character VIN has out-of-service events in FMCSA roadside records, shows what was cited, and explains it in plain English. A past OOS event does not prove a current defect — it tells you exactly what to verify before buying.
Free FMCSA roadside summary. We accept exact 17-character VINs only and never silently correct a VIN.
What an out-of-service event means
When an inspector places a vehicle out-of-service, it cannot continue until the identified condition is corrected. It is a strong signal — but a historical OOS event does not prove the defect remains today. Request the roadside inspection report and the repair invoice for any OOS event.
Common out-of-service systems
- Brakes — out of adjustment or inoperative
- Tires and wheels — tread depth, flats, cracked rims
- Steering and suspension defects
- Lighting and frame issues (varies by severity)
Learn more
Frequently asked questions
- Does an OOS event stay on the record?
- The historical roadside record reflects what happened at that time. A later clean inspection suggests it was addressed — confirm with repair documentation.
- Should an OOS event stop me from buying?
- Not automatically. Repeated OOS events in the same system, or no repair proof, are stronger reasons to walk away.