Jeep Cherokee 2000, Service Manual

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(17) Support rear of engine with safety stand or
jack.
(18) Raise transmission slightly with service jack
to relieve load on crossmember and supports.
(19) Remove bolts securing rear support and cush-
ion to transmission and crossmember. Raise trans-
mission slightly, slide exhaust hanger arm from
bracket and remove rear support.
(20) Remove bolts attaching crossmember to frame
and remove crossmember.
(21) Disconnect transfer case vent hose. Then dis-
connect vacuum switch harness.
(22) Remove transfer case.
(23) Remove all converter housing bolts.
(24) Carefully work transmission and torque con-
verter assembly rearward off engine block dowels.
(25) Hold torque converter in place during trans-
mission removal.
(26) Lower transmission and remove assembly
from under the vehicle.
(27) To remove torque converter, carefully slide
torque converter out of the transmission.
INSTALLATION
(1) Check torque converter hub and hub drive
notches for sharp edges burrs, scratches, or nicks.
Polish the hub and notches with 320/400 grit paper
and crocus cloth if necessary. The hub must be
smooth to avoid damaging pump seal at installation.
(2) Lubricate converter drive hub and oil pump
seal lip with transmission fluid.
(3) Align converter and oil pump.
(4) Carefully insert converter in oil pump. Then
rotate converter back and forth until fully seated in
pump gears.
(5) Check converter seating with steel scale and
straightedge (Fig. 68). Surface of converter lugs
should be 1/2 in. to rear of straightedge when con-
verter is fully seated.
(6) Temporarily secure converter with C-clamp.
(7) Lubricate the pocket in the rear of the crank-
shaft, in which the converter pilot hub rides, with a
light coating of Mopar
t
High-Temp Grease.
(8) Position transmission on jack and secure it
with safety chains.
(9) Check condition of converter driveplate.
Replace the plate if cracked, distorted or damaged.
Also be sure transmission dowel pins are seated
in engine block and protrude far enough to
hold transmission in alignment.
(10) Raise transmission and align converter with
drive plate and converter housing with engine block.
(11) Move transmission forward. Then raise, lower
or tilt transmission to align converter housing with
engine block dowels.
(12) Carefully work transmission forward and over
engine block dowels until converter hub is seated in
crankshaft.
(13) Install and tighten bolts that attach transmis-
sion converter housing to engine block (Fig. 69).
CAUTION: Be sure the converter housing is fully
seated on the engine block dowels before tighten-
ing any bolts.
(14) Install torque converter attaching bolts.
Tighten bolts to following torque.
•
54 N·m (40 ft. lbs.) with 9.5 in. 3-lug converter
•
74 N·m (55 ft. lbs.) with 9.5 in. 4-lug converter
•
74 N·m (55 ft. lbs.) with 10.0 in. 4-lug converter
•
31 N·m (270 in. lbs.) with 10.75 in. 4-lug con-
verter
(15) Install crankshaft position sensor.
(16) Install transmission fill tube and seal. Install
new fill tube seal in transmission before installation.
(17) Connect transmission cooler lines to transmis-
sion.
(18) Install transfer case onto transmission.
(19) Install rear crossmember and attach trans-
mission rear support to crossmember.
(20) Remove engine support fixture.
(21) Remove transmission jack.
(22) Connect vehicle speed sensor wires.
(23) Connect wires to park/neutral position switch.
(24) Install crankshaft position sensor.
(25) Install converter housing access cover.
(26) Install exhaust pipes and support brackets, if
removed.
Fig. 68 Typical Method Of Checking Converter Seating
1 – SCALE
2 – STRAIGHTEDGE
XJ
AUTOMATIC TRANSMISSION—30RH 21 - 145
REMOVAL AND INSTALLATION (Continued)