2003 GMC Sierra 2GTEC19X-3 — all VINs
148 vehicles carry this factory build. Cars are filed by a fixed rule based on the VIN, so a car never moves between groups.
What 2GTEC19X-3 means
- 2GT
- the World Manufacturer Identifier GMC registered — assembled in Canada
- EC19X
- together encode the Sierra line — Pickup, 4.3L 6cyl — as GMC filed it, these five characters are read as one block, not letter by letter
- 3
- in position 10 — model year 2003
- 9, 11–17
- vehicle-specific fields: check digit, plant code and production sequence
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.