GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Chevrolet
🢒
2005
🢒
Blazer - 2WD
🢒
Transmission/Transaxle
🢒
Automatic Transmission - 4L80-E/4L85-E
🢒 Transmission Fluid Pump Removal
Tools Required
•
J 23129
Universal Seal Remover
•
J 6125-1B
Slide Hammer
•
J 45053
Universal Clamp Press
Remove the turbine shaft front oil seal ring (2).
Using the
J 23129
and the
J 6125-1B
, remove the torque converter oil seal assembly (201).
Remove the 7 oil pump bolt and seal assemblies (3).
Attach the
J 45053
to the oil pump shaft. Tighten the bolts.
Turn the handle of the
J 45053
down onto the turbine shaft in order to raise the oil pump assembly (4) out of the case.
Remove the oil pump assembly (4).
Remove the
J 45053
.
Remove the transmission oil pump gasket (6).
Important:
The selective thrust washer (218) may be stuck to the pump cover.
Remove the selective thrust washer (218).