GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
GMC_Truck
🢒
1999
🢒
GMC K Sierra - 4WD
🢒
Transmission/Transaxle
🢒
Automatic Transmission - 4L60-E
🢒 Oil Out the Vent
Oil Out the Vent
Checks
Causes
Oil Pump (4)
Chamber in pump body rotor pocket
Miscellaneous
Fluid level--overfilled