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Transmission




Transmission ID and VIN Derivative Location

Transmission ID and VIN Derivative Location 4T60-E/4T65-E




1 - Goodwrench(R) Tag Location
2 - Year
3 - Not Used
4 - Remanufacturing Site Code
5 - Serial Number
6 - Julian Date
7 - Year Remanufactured
8 - Model
9 - Transmission Identification Plate Location
10 - Model Year
11 - Line Build
12 - GM Production Code
13 - Julian Date
14 - Shift
15 - Model
16 - Serial Number in Base Code 31
17 - W = Warren Assembly Plant
18 - 4T65-E
19 - Model
20 - Vehicle Identification Number (VIN) Derivative Stamping Location

All automatic transmissions have a metal identification (ID) nameplate (9) attached to the case exterior.

Transmission VIN Location 4T65-E, M15/MN3/MN7





The primary (1) and secondary (2) Manual Tooling VIN Derivative Locations are on the casting of the transmission housing.

Transaxle VIN Derivative Stamping





The location for the Semi-Automatic VIN derivative (1) is on the transmission housing.