Operation CHARM: Car repair manuals for everyone.

Transmission Identification Information




Transmission Identification Information

Toledo Build





1 - 9 = 2009

2 - Model

3 - Hydra-Matic 4L60-E

4 - Julian Date or Day of the Year

5 - Shift Built, See Shift Build Chart

6 - Serial Number

7 - Case/Pan Frame Rail Location

7 - Case/Pan Frame Rail Location

8 - Optional Transmission ID Location, Tag is Used as a Back-up if Unable to Etch Case/Pan Area and to Bar Code Scan

Ramos Arizpe, Mexico Build





1 - 9 = 2009

2 - Model

3 - Hydra-Matic 4L60-E

4 - Plant of Manufacture, 4 is Ramos

5 - Julian Date or Day of the Year

6 - Shift Built, See Shift Build Chart

7 - Transmission Serial Number

8 - Optional Transmission ID Tag Location, Tag is Used as a Back-up if Unable to Etch Case/Pan Area and to Bar Code Scan

9 - Case/Pan Frame Rail Area

9 - Case/Pan Frame Rail Area

Bar Code Label Contents





1 - 9 = 2009

2 - Model

3 - Hydra-Matic 4L60-E

4 - Transmission Asm. as Shipped Number

5 - 9 = Model Year

6 - Julian Date or Day of the Year

7 - Letter After Julian Date Identifies the Plant Shift Build, See Shift Build Chart

8 - Bar Code

9 - Serial Number

10 - Broadcast Code

11 - Transmission ID

12 - Build Location Y = Toledo, OH, 4 = Ramos Arizpe, Mexico