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Home >> Chevrolet >> 2014 >> Express 1500 LS, RWD >> Repair and Diagnosis >> Transmission >> Hydraulic Diagrams >> Automatic Transmission - 4L60-E (M30) - Description And Operation >> Description and Operation >> Transmission Identification Information >> Bar Code Label Contents

Bar Code Label Contents

Fig 1: Identifying Bar Code Label Contents
GM2047982Courtesy of GENERAL MOTORS COMPANY
Callout Component Name
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
Plant and Shift Build Chart

Plant Build Line 1st Shift 2nd Shift 3rd Shift
Toledo, OH ML1 J W X
ML2 A C Not Used
ML3 B H Not Used
ML4 S L V
ML5 K E Z
Ramos Arizpe, Mexico 1 A - -