Dodge D150 1990 Service Manual page 928

• AUTOMATIC TRANSMISSION 21 - 77
EXTENSION HOUSING BUSHING AND OUTPUT
SHAFT BEARING
EXTENSION HOUSING REMOVAL
(1) S h i f t t h e transmission i n t o 1 (first gear) posi-
t i o n .
(2) Raise t h e vehicle.
(3) M a r k t h e propeller shaft and axle yokes for
a l i g n m e n t reference. Then disconnect t h e shaft from
t h e yoke a n d remove the shaft.
(4) Remove t h e distance sensor, speedometer
adapter and speedometer p i n i o n gear (Fig. 1).
(5) Remove the bolts attaching t h e extension hous-
i n g t o t h e crossmember.
(6) Raise the transmission s l i g h t l y w i t h a service
jack.
(7) Remove the center crossmember and support as-
sembly.
(8) Remove the extension housing-to-transmission
bolts.
(9) V e r i f y t h a t the transmission is i n 1 position.
The p a r k lock rod can only be disengaged/engaged
w i t h t h e sprag i n t h i s position.
(10) Remove the access plate and gasket from the
underside o f the extension housing m o u n t i n g pad.
(11) Spread the large snap r i n g on the o u t p u t shaft
bearing outer race (Fig. 7).
(12) H o l d the snap r i n g i n a spread position and
carefully t a p t h e extension housing off t h e shaft
bearing.
(13) Carefully p u l l the extension housing r e a r w a r d
to move the b a l l on t h e park lock control rod past the
sprag.
(14) Remove the housing.
OUTPUT SHAFT REAR BEARING
REPLACEMENT
(1) U s i n g heavy d u t y snap r i n g pliers, remove the
rear snap r i n g t h a t retains the bearing on the shaft.
(2) Remove the bearing from t h e o u t p u t shaft. Note
t h a t A-727 transmissions have a second snap r i n g a t
the f r o n t o f the shaft bearing. A-998/999 transmis-
sions do not have t h i s second snap r i n g .
(3) I n s t a l l the new bearing o n the shaft. Be sure
the large snap r i n g groove i n the outer circumference
of the b e a r i n g i s facing forward (Fig. 8).
(4) I n s t a l l the rear snap r i n g to secure t h e bearing
on the shaft (Fig. 8). However, d o n o t i n s t a l l t h e
large snap r i n g on the bearing. The large snap r i n g
w i l l be installed i n t h e extension housing a t assem-
bly.
EXTENSION HOUSING BUSHING
REPLACEMENT
(1) Remove the housing o i l seal w i t h Tool C-3985
(Fig. 5).
Fig. 7 Removing/Installing Output Shaft Bearing
Snap Ring
Fig. 8 Output Shaft Bearing Position
Fig. 9 Extension Housing Bushing Replacement
(2) O n A-998/999, remove t h e housing b u s h i n g
w i t h tool C-3996. O n A-727, remove t h e b u s h i n g
w i t h tool C-3974 (Fig. 9).
(3) O n A-998/A-999, slide the new bushing o n the
i n s t a l l i n g end o f tool C-3996. O n A-727, slide t h e
b u s h i n g on i n s t a l l i n g end o f tool C-3974 (Fig. 9).
(4) A l i g n the b u s h i n g o i l hole w i t h the o i l slot i n
t h e extension housing. T h e n press or drive the bush-
i n g i n t o place (Fig. 9).
(5) I n s t a l l a new o i l seal i n the housing. O n A-998/
A-999 use seal i n s t a l l e r C-3995. On A-727, use tool
C-3972 (Fig. 6).
EXTENSION HOUSING INSTALLATION
(1) Position a new gasket on t h e extension housing.