Pontiac tempest 1968 - Rear Seal; Removal of Converter and Modulator; Removal of Governor, Speedometer Driven Gear, Pan, Strainer and Intake Pipe; Transmission Disassembly and Reassembly

7E-12
1968 PONTIAC SERVICE MANUAL
INSTALLATION
Installation of the parking linkage is the reverse of
the removal. Use new seal plug (if required) and
new gasket. Adjust oil level.
REAR SEAL
REMOVAL
1. Remove propeller shaft.
2. Pry seal out with screwdriver or small chisel.
INSTALLATION
1. Using tool J 21359, install new seal.
2. Re-install propeller shaft.
REMOVAL OF TRANSMISSION
Before raising the car, disconnect the battery and
release the parking brake.
1. Remove propeller shaft.
2. Disconnect speedometer cable, electrical lead
to case connector, vacuum line at modulator and oil
cooler pipes.
3. Disconnect shift control linkage.
4. Support transmission with jack.
5. Disconnect rear mount from transmission and
frame crossmember.
6. Remove two bolts at each end of frame cross-
member and remove crossmember.
7. Remove converter dust shield.
8. Remove converter to flex plate bolts.
9. Loosen exhaust pipe to manifold bolts approxi-
mately 1/4" and lower transmission until jack is
barely supporting it.
10. Remove transmission to engine mounting bolts.
11. Raise transmission to its normal position,
slide rearward from engine and lower it away from
car.
CAUTION: When lowering transmission, keep rear
of transmission lower than front so as not to lose
converter.
The installation of the transmission is the reverse
of the removal.
TRANSMISSION DISASSEMBLY AND
REASSEMBLY
REMOVAL OF CONVERTER AND MODULATOR
1. With transmission in cradle on portable jack,
remove converter assembly by pulling straight out.
NOTE: Converter contains a large amount of oil.
2. Install holding fixture J 8763-01 on transmis-
sion so that modulator will be located on side of
holding fixture nearest bench (Fig. 7E-10).
NOTE: Do not over-torque holding screw. This
will bind case center support.
3. Install fixture and transmission into holding
tool Base J 3289-20 with bottom pan facing up.
4. Remove modulator attaching screw and retainer
(Fig. 7E-11).
5. Remove modulator assembly and O-ring seal
from case (Fig. 7E-12).
6. Remove modulator valve from transmission
case.
REMOVAL OF GOVERNOR, SPEEDOMETER DRIVEN
GEAR, PAN, STRAINER AND INTAKE PIPE
1. Remove attaching screws, governor cover and
gasket. Discard gasket (Fig. 7E-13).
2. Withdraw governor assembly from case.
Fig. 7E-10 Transmission in Holding Fixture