Copyright © 1996 General Motors Corp. 5–9
DISASSEMBLY OF TRANSMISSION
Figure 5–20. Removing Planetary Gear Unit
(4) Governor drive gear 1 (Foldout 12,B),
speedometer drive gear 2 or speed sensor wheel 9, and
spacer 3 may come out with the gear unit, or may stay
in the transmission. Remove these parts.
p. Removal of Second Clutch
(1) Remove the snapring that retains the sec-
ond clutch (Figure 5–21).
(2) Remove three external-tanged and three
internal-splined second clutch plates (Figure 5–21).
(3) Remove the second clutch backplate
(Figure 5–22).
q. Removal of First Clutch
(1) Remove snapring 1 (Foldout 10,B) that
retains first clutch backplate 2. Remove the backplate.
Figure 5–21. Removing Second Clutch Snapring
Figure 5–22. Removing Second Clutch Backplate
(2) Remove the ring gear and clutch pack as
a unit from the main case. On earlier models, the rear
ring gear is part of the rear carrier assembly and is re-
moved with the planetary gear unit.
(3) Install first clutch spring compressor as-
sembly J 23630-02 (Figure 5–23). Tighten nut
J 23630-3 until the snapring is clear of the spring re-
tainer.
CAUTION:
When removing the second clutch snapring, do
not allow the snapring to drag across the ma-
chined surface (surface with four holes through
it). Dragging the snapring may result in leaks be-
tween the passages and/or leaks to the sump.
H02907
TRANSMISSION
MAIN SHAFT
PLANETARY
GEAR UNIT
H02908
MACHINED
SURFACE
SNAPRING
SECOND CLUTCH
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