M Anual Shaft And Parking P A W L; Inspection; Reassembly - Chevrolet 1980 Light Duty Truck Repair Manual

Figure 7A 1-60 Removing Parking Pawl Shaft Cup Plug from
Case
Figure 7A1-61 Removing Parking Pawl Shaft from Case
4. Inspect reverse clutch
interm ediate servo bore, speedom eter bore and snap ring
grooves for damage.
5. Inspect reverse clutch seal and interm ediate band
anchor pin bores for damage.
6. Inspect for damage or stripped bolt holes. If any
threaded holes require heli-coils or equivalent, install these
to renew the threads.
7. Turn transm ission to vertical position, rear end up.
8. Inspect cooler line connectors for damage. D o not
remove unless replacing.
9. Inspect case bushing for damage or scoring.
10. If removed, install a new oil seal, using J -2 1426.
(Figure 7A 1-64).
11. If removed, install cooler line connector(s); torque
connector(s) to 24.0 N *m (18 lb. ft.). U sing a com m ercial
thread sealant on connector threads.
pawl tooth with spring ends toward inside o f case. (Figure
bore.
shaft cup plug, open end out, past retaining pin hole. (Figure
lugs, governor bore,
transmission, install parking lock bracket. Torque bolts to
24 N -m (18 lb. ft.).
lever on pin side, locating lever between actuator rod tangs.
lever with detent lever pin toward center o f transm ission and
actuator plunger between parking pawl and parking lock
bracket. (Figure 7A 1-69).
groove first, through case. Install m anual shaft to case
retaining pin, indexing with larger groove on manual shaft.
(Figure 7A 1-70).
shaft, install inside detent lever on shaft.
N -m (23 lb. ft.).
AUTOMATIC TRANSMISSION (200) 7A1-13
M A N U A L SHAFT AND PARKING
PAW L PARTS (FIGURE 7A1-65)

Inspection

1. A lign actuator rod tangs with hole in inside detent
lever and separate.
2. Inspect parking lock actuator rod for damage, or
broken retainer lugs.
3. Inspect parking lock actuator spring for damage.
4. Inspect actuator for free fit on actuator rod.
5. Inspect parking pawl for cracks or damage.
6. Inspect parking pawl return spring for deform ed end
or coils.
7. Inspect parking pawl shaft for damage.
8. Inspect parking lock bracket for cracks or wear.
9. Inspect inside detent lever for cracks or loose pin.
10. Inspect m anual shaft for damaged threads and the
flats for raised edges. File down any raised edges.

Reassembly

1. Turn transmission to horizontal position, oil pan side
up.
2. If removed, install new manual shaft seal with lip
facing inward into transmission case using a 13mm or ( 9 /
16") socket to seat seal. (Figure 7A 1-66).
3. Install parking pawl and return spring with tooth
toward inside o f case and parking pawl return spring under
7A 1-67). M ake sure spring ends locate against case pad.
4. A lign parking pawl and return spring with case shaft
5. Install parking pawl shaft, tapered end first.
6. U sing 10mm (3 /8 " ) rod, install new parking pawl
7A 1-68).
7. Install parking pawl shaft retaining pin.
8. W hile holding the parking pawl toward center o f
9. Install parking lock actuator rod into inside detent
10. Install parking lock actuator rod and inside detent
NOTICE:
File any burrs or raised edges o ff the manual
shaft that could dam age the seal during installation of
the shaft.
11. Install manual shaft, small id en tification . ring
12. A ligning inside detent lever with flats on manual
13. Install hex nut on manual shaft and torque to 31