Dodge Ram Truck 1500-2500-3500. Manual — part 1810
19. Turn upper housing (1) over and remove switch valve (3), regulator valve (2) and spring (4), and manual valve
(8).
20. Remove kickdown detent (6), kickdown valve (5), and throttle valve and spring (7).
21. Loosen left-side 3-4 accumulator housing (3)
attaching screw (1) about 2-3 threads. Then
remove center and right-side housing attaching
screws (2).
Upper Housing Control Valve Locations
1 - UPPER HOUSING
8 - MANUAL VALVE
2 - REGULATOR VALVE
9 - 1-2 GOVERNOR PLUG
3 - SWITCH VALVE
10 - GOVERNOR PLUG COVER
4 - REGULATOR VALVE SPRING
11 - THROTTLE PLUG
5 - KICKDOWN VALVE
12 - 2-3 GOVERNOR PLUG
6 - KICKDOWN DETENT
13 - SHUTTLE VALVE PRIMARY SPRING
7 - THROTTLE VALVE AND SPRING
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22. Carefully rotate 3-4 accumulator housing upward
and remove 3-4 shift valve spring and converter
clutch valve plug and spring.
23. Remove left-side screw and remove 3-4 accumu-
lator housing (3) from valve body.
24. Bend back tabs on boost valve tube brace (2).
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25. Remove boost valve connecting tube (1). Disen-
gage tube from upper housing port first. Then rock
opposite end of tube back and forth to work it out
of lower housing.
CAUTION: Do not use tools to loosen or pry the
connecting tube out of the valve body housings.
Loosen and remove the tube by hand only.
26. Turn valve body over so lower housing (1) is fac-
ing upward. In this position, the two check balls in
upper housing will remain in place and not fall out
when lower housing and separator plate are
removed.
27. Remove screws attaching valve body lower hous-
ing (1) to upper housing and transfer plate (3).
Note position of boost valve tube brace for
assembly reference.
28. Remove lower housing and overdrive separator
plate (2) from transfer plate (3).
29. Remove the Number 10 check ball (1) from the
transfer plate. The check ball is approximately 4.8
mm (3/16 in.) in diameter.
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30. Remove transfer plate (2) from upper housing (1).
31. Turn transfer plate (1) over so upper housing sep-
arator plate (2) is facing upward.
32. Remove upper housing separator plate (2) from
transfer plate (1). Note position of filter screen (3)
in separator plate for assembly reference.
33. Remove rear clutch (1) and rear servo check balls
(2) from transfer plate (3). Note check ball loca-
tion for assembly reference.
DR/DH
AUTOMATIC TRANSMISSION - 48RE - SERVICE INFORMATION
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