2001 GMC Sonoma 1GTCS145-1 — all VINs
188 vehicles carry this factory build. Cars are filed by a fixed rule based on the VIN, so a car never moves between groups.
What 1GTCS145-1 means
- 1GT
- the World Manufacturer Identifier GMC registered — assembled in the United States
- CS145
- together encode the Sonoma line — Pickup, 2.2L — as GMC filed it, these five characters are read as one block, not letter by letter
- 1
- in position 10 — model year 2001
- 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.