7-6. TRANSMISSION/TRANSFER CASE ASSEMBLY REMOVAL (3L80) (Cont'd)
The following maintenance procedure applies to vehicles with
3L80 transmissions. Refer to para. 7-8 for 4L80-E transmission
Allow transmission/transfer case to cool before performing this
task. Failure to do this may cause injury.
Cover or plug all open lines and connections immediately after
disconnection to prevent contamination. Remove all plugs prior to
Raise and support rear of vehicle.
Have drainage container ready to catch fluid.
Tag hoses for aid in installation.
Loosen two hose clamps (4) and disconnect hoses (3) from cooler lines (5).
Disconnect main vent line (2) from transmission/transfer case vent line (1).
Remove capscrew (7), clip (8), modulator (6), and packing retainer (10) from transmission (9).
Discard packing retainer (10).