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7A4-22
1977 PONTIAC SERVICE MANUAL
SLEEVE,
\
-.-
3833
Fig. 7A4-13
Steering Column Lock Controls (Typical)
FLUID CAPACITY
Approximately 7 1/2 pints of fluid are required to refill
transmission after oil pan has been drained. When unit has
been disassembled and rebuilt, approximately 19 pints will
be required to refill. Use only DEXRON II@-D number
automatic transmission fluid or equivalent.
DRAINING AND
REFILLING
TRANSMISSION
Drain oil immediately after operation before it has had
an opportunity to cool.
To drain oil, proceed as follows:
1. Remove bottom pan attaching screws, pan and gasket.
Discard gasket.
2. Remove oil filter retainer bolt, oil filter assembly, 0-
ring seal from intake pipe and discard the filter and O-ring
seal.
3. Install new O-ring seal on intake pipe and install new
filter on pipe assembly.
4. With O-ring seal on intake pipe, install pipe and filter
assembly, attaching filter to the control valve assembly with
its retainer bolt, torquing to 10 lb. ft.
5. Thoroughly clean bottom pan.
6. Affix new gasket to bottom pan with petrolatum.
7. Install bottom pan with attaching screws and torque
to 12 lb. ft.
8. Pour approximately 7 1/2 pints of fluid into the
transmission (if the valve body has also been removed, use
9 1/2 pints). After a complete overhaul, approximately 19
pints are required. Be sure container, spout or funnel is clean.
9. Start engine and let idle (carburetor off fast idle step).
Place selector lever in Park position and apply hand brake.
10. With transmission hot (approximately 180-200°F
180-92"C.]), add fluid, add fluid to bring level to "FULL
HOT" mark on indicator.
With transmission at room temperature 65-85°F. (20-
30°C.), add fluid to bring level between the two dimples
located below the "ADD" mark.
CAUTION: Do not overfill. Foaming will result.
COOLER A N D COOLER LINE
FLUSHING PROCEDURE
IMPORTANT: After any failure that generates sludge,
metallic particles or converter replacement, it is
recommended that the transmission be properly cleaned
and that the cooler and cooler lines be flushed.
1. Disconnect both cooler lines at the transmission.
2. Place a hose over the end of one cooler line and place
the other end of this hose into an empty container.
3. Using an oil suction gun, flush clean transmission fluid
through the other cooler line until clean fluid comes out of
the hose into the container.
PRESSURE REGULATOR VALVE
Remove
1. Remove bottom pan and filter. Discard pan gasket.
2. Compress regulator boost valve bushing against
pressure regulator spring and remove snap ring, using snap
ring pliers and tool as shown in Fig. 7A4-15.
3. Remove regulator boost valve bushing and valve.
4. Remove pressure regulator spring.
5. Remove regulator valve, spring retainer and spacer(s)
if present.
Install
Installation of the pressure regulator valve is the reverse
of the removal. Affix new gasket to bottom pan and adjust
oil level.
Units Or Parts That Can Be Readily Removed
From Transmission Are:
Oil pan and gasket, extension housing, gasket and/or
seal, governor, vacuum modulator and modulator valve, rear
seal, oil cooler lines, speedometer driven gear and
speedometer drive gear.
Units Or Parts That Can Be Removed After Oil
pan Removal Are:
Filter assembly and "0" ring, manual detent lever, shaft
and/or seal, park lock actuator, parking pawl and/or shaft
and cup plug, electrical connection (in case), rear servo,
detent solenoid, control valve assembly and/or spacer plate
and/or governor screen assembly, pressure switch assembly,
front servo and control valve check balls.
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