GM Service Manual Online
For 1990-2009 cars only

Object Number: 821958  Size: MF
(1)Production or Service New
(2)Transmission Family - G for 5L40 and Z for 5L50
(3)Model Year - 2 = 2002, 3 = 2003, 4 = 2004
(4)Alpha Code
(5)Part Number
(6)Serial Number
(7)Empty
(8)Calibration Code
(9)I.D. Tag Location
(10)Remanufactured
(11)Remanufactured Date - Week
(12)Remanufactured Date - Year
(13)R = Remanufactured