Governor; Modulator And Modulator Valve; Parking Linkage; Rear Seal - Pontiac Grand Prix Service Manual

TURBO HYDRA-MATIC-M-.U)
7 E-9
GOVERNOR
a. Remove parking pawl shaft retainer
b. Remove parking pawl shaft plug, parking pawl
shaft and parking pawl.
REMOVAL
1. Remove governor cover attaching screws, cover and
gasket.
INSTALLATION
Installation of the parking linkage is the reverse of the
removal. Use new seal plug (if required) and new
gasket. Adjust oil level.
2. Discard gasket.
3. Withdraw governor assembly from case.
REAR SEAL
INSTALLATION
REMOVAL
Installation of the governor assembly is the reverse of
the removal. Use a new gasket under the governor
cover. Adjust oil level.
MODULATOR AND MODLILATOR VALVE
1. Remove propeller shaft.
2. Pry seal out with screwdriver or small chisel.
INSTALLATION
REMOVAL
1. Using Tool J 2 1359, install new seal.
2. Re-install propeller shaft.
1. Remove modulator assembly attaching screw and
retainer.
REMOVAL OF TRANSMISSION
2. Remove modulator assembly from case. Discard
O-ring seal.
Before raising the car, disconnect the battery and
release the parking brake. 3. Remove modulator valve from case.
1. Remove propeller shaft.
INSTALLATION
Installation of the modulator assembly and modulator
valve is the reverse of the removal. Use a new O-ring
seal on the modulator assembly. Adjust oil level.
2. Disconnect speedometer cable, electrical lead to case
connector, vacuum line at modulator and oil cooler
pipes.
3. Disconnect shift control linkage.
PARKING LINKAGE
4. Support transmission with jack.
REMOVAL
5.
Disconnect rear mount from transmission and frame
crossmember.
1. Remove bottom pan and strainer. Discard gasket.
2. Unthread jam nut holding detent lever to manual
shaft.
6.
Remove two bolts at each end of frame crossmem-
ber and remove crossmember.
3. Remove manual shaft retaining pin from case.
7. ~ e m o v e converter dust shield.
4.
Remove manual shaft and jam nut from case.
8. Remove converter to flex plate bolts.
NOTE: Do not remove manual shafi seal unless
replacement is required.
9. Loosen exhaust pipe to manifold bolts approxi-
mately 1/4" and lower transmission until jack is barely
supporting it.
5. Remove parking actuator rod and detent lever
assembly.
10. Remove transmission to engine mounting bolts.
6. Remove parking pawl. bracket attaching screws and
bracket.
11. Raise transmission to its normal position, slide
reaiward from engine and lower it away from car.
7. Remove parking pawl return spring.
CA UTZON: When lowering transmission, keep rear of
transmission lower than front so as not to lose converter,
or retain converter by using Converter Holding Clamp J
21366.
NOTE: The following steps should not be completed
unless part replacement is required: