GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
GMC_Truck
🢒
1997
🢒
GMC K Pickup - 4WD
🢒
Transmission/Transaxle
🢒
Automatic Transmission - 4L60-E
🢒 Oil Pump Body Bushing Replacement
Removal Procedure
Tools Required
•
J 41778-1
Pump Body Bushing Installer/Remover
•
J 41778-2
Pump Body Bushing Position Stop
Inspect the oil body for the following defects:
•
Worn or damaged bushings
•
Foreign material or debris
•
Porosity
•
Scored or irregular mating faces
•
Cross channel leaks
•
Ring groove damage
Remove the front helix retainer.
Remove the oil seal assembly.
Remove the pump body bushing.
Using
J 41778-1
, install the pump body bushing.
Use
J 41778-2
for a proper bushing depth.