2021 GMC Sierra 3GTP8DED-M — group 42
18 vehicles sit in group 42 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
18 vehicles in this group, in fixed VIN order.
-
3GTP8DED
3MG265426
-
3GTP8DED
4MG152987
-
3GTP8DED
6MG192939
- 3GTP8DED 1MG270575
-
3GTP8DED
8MG215279
-
3GTP8DED
8MG476864
-
3GTP8DED
1MG342875
-
3GTP8DED
4MG392587
-
3GTP8DED
3MG234502
-
3GTP8DED
8MG173261
- 3GTP8DED 8MG462642
-
3GTP8DED
0MG364771
-
3GTP8DED
9MG208423
-
3GTP8DED
6MG233120
-
3GTP8DED
7MG267695
- 3GTP8DED 2MG232711
-
3GTP8DED
6MG350647
-
3GTP8DED
XMG234416









