2021 GMC Sierra 3GTP8DED-M — group 5D
16 vehicles sit in group 5D 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
5MG122736
- 3GTP8DED XMG181281
- 3GTP8DED 0MG307454
- 3GTP8DED XMG192250
-
3GTP8DED
4MG326119
- 3GTP8DED 0MG174484
- 3GTP8DED 3MG113372
-
3GTP8DED
XMG218913
-
3GTP8DED
3MG477033
- 3GTP8DED 2MG374105
-
3GTP8DED
0MG233226
-
3GTP8DED
XMG138544
-
3GTP8DED
5MG377953
-
3GTP8DED
2MG389087
-
3GTP8DED
5MG213134
- 3GTP8DED 6MG163165









