GM Service Manual Online
For 1990-2009 cars only

Object Number: 1283240  Size: LF
(1)4 = 2004
(2)Model
(3)Hydra-Matic 4L60-E
(4)Julian Date - or Day of the Year
(5)Shift Built - A, B, J = First Shift; C, H, W = Second Shift
(6)Serial Number
(7)Transmission ID Location
(7)Transmission ID Location
(8)Optional Transmission ID Location