GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
GMC_Truck
🢒
1999
🢒
GMC K Sierra - 4WD
🢒
Transmission/Transaxle
🢒
Automatic Transmission - 4L80-E
🢒 Transmission Identification Information
(1)
Model Year (99 = 1999)
(2)
Calendar Year
(3)
Julian Date
(4)
Hydra-Matic 4L80-E
(5)
Model
(6)
Transmission ID Location