Shift Motor Service; Steering Knuckle Arm Removal/Installation; Shift Motor & Axle Disconnect Components; Drag-Link Ball Stud Removal With Tool C-4150 - Dodge D150 1990 Service Manual

Rear wheel drive ram truck
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FRONT SUSPENSION
2 - 29
SHIFT MOTOR SERVICE
REMOVAL/DISASSEMBLY
(1) Raise and support the vehicle a t a comfortable
w o r k i n g height.
(2) Disconnect the v a c u u m hoses f r o m t h e shift mo-
t o r ports a n d the w i r e connector f r o m the 4 W D i n d i -
cator switch.
(3) Remove t h e s h i f t motor housing cover, gasket
and shield f r o m the housing.
(4) Remove the E-clips from t h e shift motor hous-
i n g and shaft, and remove shift motor and shift fork
from the housing (Fig. 25).
Fig. 25 Shift Motor & Axle Disconnect Components
(5) Remove t h e O - r i n g seal f r o m t h e shift motor
shaft (Fig. 25).
(6) Clean and inspect a l l the components (Fig. 25).
I f any component i s excessively w o r n or damaged, i t
should be replaced.
ASSEMBL
Y/INSTALLA
TION
(1) I n s t a l l a replacement O - r i n g seal o n t h e shift
motor shaft (Fig. 25).
(2) Insert t h e shift motor shaft t h r o u g h the hole i n
the housing and t h r o u g h t h e hole i n t h e shift fork
(Fig. 25). T h e shift f o r k offset should be t o w a r d t h e
differential.
(3) I n s t a l l the E-clips o n the shift motor shaft and
housing.
(4) I n s t a l l t h e shift motor housing gasket and cover
(Fig. 25). E n s u r e t h a t t h e s h i f t f o r k i s c o r r e c t l y
g u i d e d i n t o t h e s h i f t c o l l a r g r o o v e .
(5) I n s t a l l t h e shift motor housing shield and a t -
taching bolts. T i g h t e n the bolts w i t h 14 N*m (10 f t -
lbs) torque.
STEERING KNUCKLE ARM
REMOVAL/INSTALLATION
REMOVAL
The d r a g - l i n k b a l l stud seals should be inspected
for damage w h e n the engine o i l i s changed.
(1) Raise and support the vehicle a t a comfortable
w o r k i n g height. Remove the wheel cover and wheel/
t i r e .
(2) T u r n t h e front wheels t o t h e left. Remove t h e
cotter p i n and t h e r e t a i n i n g n u t from the d r a g - l i n k
b a l l stud.
R e m o v a l o f a d r a g - l i n k b a l l s t u d from t h e
s t e e r i n g k n u c k l e a r m b y m e t h o d s o t h e r t h a n u s -
i n g T o o l C-4150 c o u l d d a m a g e t h e seal.
(3) I n s t a l l P u l l e r Tool C-4150 o n the drag-link b a l l
s t u d (Fig. 26). A p p l y sufficient force w i t h the tool t o
loosen t h e d r a g - l i n k b a l l stud from t h e steering
k n u c k l e a r m .
TOOL C-4150
RH4Q4
Fig. 26 Drag-Link Ball Stud Removal With Tool
C-4150
(4)
Remove
t h e three
steering
knuckle a r m -
to-steering k n u c k l e n u t s and washers (Fig. 27). T a p
the steering k n u c k l e a r m to loosen i t from the steer-
i n g k n u c k l e . P r y u p w a r d a n d remove t h e steering
k n u c k l e a r m from the vehicle.
INSTALLATION
(1) Position the steering k n u c k l e a r m on the steer-
i n g k n u c k l e . I n s t a l l the washers and attaching nuts.
T i g h t e n the nuts w i t h 122 N-m (90 ft-lbs).
(2) Connect the d r a g - l i n k b a l l stud to the steering
k n u c k l e a r m . I n s t a l l t h e r e t a i n i n g n u t and t i g h t e n i t
w i t h 8 1 N T H (60 ft-lbs). I n s t a l l a replacement cotter
p i n .
(3) Remove the supports, lower the vehicle and test
t h e vehicle steering.

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