2021 GMC Sierra 3GTP8DED-M — group DA
16 vehicles sit in group DA of this build. Cars are filed by a fixed rule based on the VIN, so a car never moves between groups.
What 3GTP8DED-M means
- 3GT
- the World Manufacturer Identifier GMC registered — assembled in Mexico
- P8DED
- together encode the Sierra line — Pickup, 5.3L 8cyl — as GMC filed it, these five characters are read as one block, not letter by letter
- M
- in position 10 — model year 2021
- 9, 11–17
- vehicle-specific fields: check digit, plant code and production sequence
Vehicles in this group
16 vehicles in this group, in fixed VIN order.
-
3GTP8DED
1MG320990
-
3GTP8DED
0MG230178
- 3GTP8DED 1MG450896
-
3GTP8DED
2MG379272
-
3GTP8DED
9MG373176
- 3GTP8DED 4MG262907
-
3GTP8DED
5MG111347
- 3GTP8DED 4MG202741
-
3GTP8DED
3MG265832
-
3GTP8DED
6MG217046
-
3GTP8DED
3MG135744
- 3GTP8DED XMG467342
-
3GTP8DED
1MG477354
- 3GTP8DED XMG232648
- 3GTP8DED 4MG474903
-
3GTP8DED
XMG233377









