VIN Decoder

Break down a 17-character Vehicle Identification Number — manufacturer, region, model year, check digit.

Decoder Automotive Updated Apr 19, 2026
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How to Use
  1. Paste a 17-character VIN.
  2. The WMI, VDS, and VIS are parsed automatically.
  3. The check digit is validated against the ISO 3779 formula.
VIN
Try: 1HGCM82633A123456 or 5YJ3E1EA0KF123456
Decoded

VIN Structure

WMI (1–3)
World Manufacturer Identifier
VDS (4–8)
Vehicle Descriptor — model/engine
Char 9
Check digit (ISO 3779)
Char 10
Model year
Char 11
Plant code
12–17
Sequential serial

Frequently Asked Questions

What if the check digit fails?

The VIN is probably mistyped. I, O, Q are never present. Double-check your transcription.

Why only partial manufacturer info?

Full manufacturer data requires a live NHTSA lookup. This tool decodes the structure only.

Common Use Cases

Pre-purchase check

Verify the VIN shape before running a paid report.

Parts sourcing

Pull model year and country from a title or door jamb.

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