Removing Intermediate Overrun Roller Clutch Assembly; Removing Retaining Ring And Pressure Plate; Removing Direct Clutch-To-Forward Clutch Thrust Bearing; Identification Of Direct Clutch Piston - Pontiac Grand Prix Service Manual

TURBO HYDRA-MATIC TRANSMISSION M-38
7G-27
Fig. 70-64 Removing Intermediate Overrun Roller
Clutch Assembly
thrust washer over pump cover oil delivery sleeve
(hub).
NOTE: Washer has one ( I ) external tang.
7. Install and engage three (3) direct clutch-to-pump
hub hook-type oil seal rings and two (2) forward
clutch-to-pump hub hook-type oil seal rings on pump
cover oil delivery sleeve (Fig. 76-48).
NOTE: Make certain that rings are free to move in
grooves.
8. ~nstall intermediate clutch piston inner and outer
seals in clutch piston and install intermediate clutch
Fig. 7G-65 Removing Direct Clutch-To-Forward
Clutch Thrust Bearing
ETAlNlNG RING
PRESSURE PLATE
LUTCH DRUM
Fig. 7G-66 Removing Retaining Ring and Pressure
Plate
piston assembly into pump cover (Fig. 76-62).
NOTE: Lips of seals should be facing into pump cover
when piston is installed. For aiding installation of piston
into pump cover, use a piecbof
.020'
music wire crimped
into short section of copper tubing.
9. Install thirty (30) clutch return springs into piston
and install spring seat retainer and five (5) attaching
bolts, finger tight.
NOTE: Free length of springs is 31/32" by 1/2"
diameter.
10. Place oil pump assembly upside down in transmis-
sion case and tighten five (5) pump cover-to-pump
DIRECT CLUTCH PISTON
DIRECT CLUTCH BALL CHECK EXHAUST
Fig. 7G-67 Identification of Direct Clutch Piston