2025 GMC Sierra 3GTUUEEL-S — group 9
303 vehicles sit in group 9 of this build. Cars are filed by a fixed rule based on the VIN, so a car never moves between groups.
What 3GTUUEEL-S means
- 3GT
- the World Manufacturer Identifier GMC registered — assembled in Mexico
- UUEEL
- together encode the Sierra line — Pickup, 6.2L 8cyl, Four-wheel drive — as GMC filed it, these five characters are read as one block, not letter by letter
- S
- in position 10 — model year 2025
- 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.