2021 GMC Sierra 3GTP8DED-M — group 13
16 vehicles sit in group 13 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
1MG109546
-
3GTP8DED
XMG364759
-
3GTP8DED
3MG444050
-
3GTP8DED
1MG482148
- 3GTP8DED 3MG203735
- 3GTP8DED 4MG115275
-
3GTP8DED
1MG246986
-
3GTP8DED
1MG192007
-
3GTP8DED
7MG466701
- 3GTP8DED 9MG468112
-
3GTP8DED
6MG321505
-
3GTP8DED
3MG201502
-
3GTP8DED
5MG156482
-
3GTP8DED
3MG193434
- 3GTP8DED 3MG215612
- 3GTP8DED 9MG191929









