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Checks before buying

How to check a car by VIN before buying

What a VIN can reveal, how CARFAX differs from AutoCheck, and what checks are needed before bidding or buying from a seller.

Quick answer

A VIN is a vehicle's unique identification number, used to cross-reference information from registration, insurance, service, auction, and other sources. A VIN check helps surface some risks but does not confirm the vehicle's actual technical condition — the final decision is made together with a review of documents, photos, and, where possible, a physical inspection.

CARFAX — a commercial vehicle-history service focused mainly on the North American market. Reports may show registrations, reported mileage, accident events, service, ownership changes, and auction records.

AutoCheck — a vehicle-history report from Experian based on similar types of sources. The data mix depends on which organizations submitted information to the database and can differ from CARFAX.

What is cross-checked before bidding or buying

  • the VIN across all documents and photos;
  • the type of ownership document;
  • the seller;
  • the mileage timeline;
  • accident and insurance-claim records;
  • photos from previous sales;
  • auction notes;
  • whether keys are present;
  • signs of flood, fire, corrosion, or removed parts;
  • export or registration restrictions, if any.

Limits of a remote check

  • a history report does not replace an inspection, diagnostics, or a repair-cost estimate;
  • the data mix depends on which organizations submitted information to the database;
  • an event's absence from the report does not prove it never happened;
  • if a physical inspection is not possible, these limits should be explicitly discussed before bidding.

VIN search in the AUTO-M catalog

This page explains the checking method and does not change the existing search tool in the catalog. A specific lot listing with its VIN and a link to its history is available in the car catalog.

Frequently asked questions

What is a VIN and why check it?
A VIN is a vehicle's unique identification number. It is used to cross-reference information from registration, insurance, service, auction, and other sources. Checking it helps surface some risks but does not confirm the vehicle's actual technical condition.
How do CARFAX and AutoCheck differ?
Both services generate a VIN-based history report from data supplied by different North American sources. The data mix can differ, so it is useful to compare both reports rather than rely on just one.
Does a history report replace a technical inspection?
No. A history report supplements the check but does not replace an inspection and diagnostics. If a physical inspection is not possible, it is important to understand the limits of a remote check.
What if the report is "clean" but I still have doubts?
A clean report does not prove the absence of damage — some events may never reach the database. It is worth additionally checking photos, auction notes, and prior sales by VIN.
Can a European car be VIN-checked the same way as a US one?
The data sources differ: for Europe, registration documents and service history play the main role, rather than CARFAX/AutoCheck, which are geared toward the North American market.

Related materials

How to choose a Copart lotThe full lot-checking methodCars from the USA to MoldovaChecks are part of the assistanceCars from Europe to MoldovaA different checking scheme

Need help checking a specific vehicle?

Send us the VIN or a link to the lot — we'll explain what can be checked and what to pay attention to.

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