| Oldsmobile VIN Plant Code | Assembly Plant |
|---|---|
| B | Bupyong, Korea Bupyong |
| K | Kosai, Japan Kosai Assembly |
| S | Ramos Arizpe, Mexico Ramos Arizpe |
| W | Iwata, Japan Iwata |
| 1 | Oshawa, Ontario Oshawa Car Assembly |
| 2 | Saint Therese, Quebec Saint Therese Assembly |
| 3 | Kawasaki, Japan Kawasaki |
| 3 | St-Eustache, Quebec St-Eustache |
| 4 | Scarborough, Ontario Scarborough |
| 5 | London, Ontario London |
| 6 | Ingersoll, Ontario Ingersoll Assembly |
| 7 | Fujisawa, Japan Fujisawa |
| 9 | Tillsonburg, Ontario Tillonsburg Assembly |