Transmission Identification Information

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2012 GMC Yukon XL, 2012 GMC Yukon, 2012 Chevrolet Tahoe, 2012 Chevrolet Suburban, and 2012 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Transmission Identification Label

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
1	Model Year
2	Model Code
3	Transmission Family
4	Transmission Assembly Number
5	Julian date
6	Sequential Serial Number
7	Source Code
8	Broadcast Code
9	Bar Code
10	Transmission I.D.
11	Calender Year
12	Machine Readable Matrix
13	Production Shift