2006 Cadillac CTS 1G6DN57U-6 — all VINs
116 vehicles carry this factory build. Cars are filed by a fixed rule based on the VIN, so a car never moves between groups.
What 1G6DN57U-6 means
- 1G6
- the World Manufacturer Identifier Cadillac registered — assembled in the United States
- DN57U
- together encode the CTS line — Sedan, 6L 8cyl — as Cadillac filed it, these five characters are read as one block, not letter by letter
- 6
- in position 10 — model year 2006
- 9, 11–17
- differ on every car: check digit, plant code and the serial number
Groups
Too many vehicles to list on one page, so they are split by the next character of a fixed code derived from the VIN. Each group keeps its cars for good.