1993 Jeep Cherokee
1993 TRANSMISSION SERVICING
Chrysler Corp. Transmission Removal & Installation
Jeep; Cherokee, Grand Cherokee, Grand Wagoneer, Wrangler
MANUAL TRANSMISSION
NOTE: For manual transmission replacement procedures, see
appropriate article in CLUTCHES.
AUTOMATIC TRANSMISSION
REMOVAL & INSTALLATION - EXCEPT WRANGLER
Removal
Raise vehicle. Drain fluid and remove upper half of
transmission fill tube.
Disconnect cooler lines at transmission. Press fitting
release tabs and pull cooler line and fitting out of case. Plug all
openings to prevent fluid loss and contamination. Support engine with
safety stand.
Support transmission/transfer case assembly with jack.
Disconnect or remove following: transmission and transfer case shift
linkage; necessary exhaust components; speedometer cable; transmission
wiring harnesses; transfer case vacuum and wiring harnesses.
Mark drive shafts for reassembly. Disconnect drive shafts
at transfer case and wire to frame rails. DO NOT allow drive shafts to
hang free as damage to universal joints may result. Remove rear
crossmember. Disconnect necessary vacuum and fluid hoses and
transmission throttle cable at engine.
Remove crankshaft position sensor. Remove starter. Remove
converter-to-drive plate and converter housing-to-engine bolts.
Secure transmission (and transfer case assembly on 4WD
models) to transmission jack with safety chains. Remove
transmission/transfer case assembly.
NOTE: Remove transfer case from transmission if transmission is to be overhauled.
Installation
To install, reverse removal procedure. On 4WD models,
connect transfer case shift linkage and vacuum hoses. Install new "O"
ring seal on upper half of transmission fill tube. Connect upper and
lower tube halves.
Tighten all bolts to specification and fill transmission
with MOPAR Mercon Type ATF fluid. See TORQUE SPECIFICATIONS TABLE at
the end of this article.
REMOVAL & INSTALLATION - WRANGLER
Removal
Disconnect fan shroud and transmission fill tube upper
bracket. Raise vehicle. Remove converter inspection cover and fill
tube. Plug fill tube hole to prevent fluid loss and contamination.
Remove starter.
Mark drive shafts for reassembly. Disconnect drive shafts
at transfer case and wire to frame rails. DO NOT allow drive shafts to
hang free as damage to universal joints may result. Disconnect exhaust
pipes from exhaust manifolds, if necessary. Drain transfer case lubricant. Disconnect speedometer cable from transmission.
Disconnect all shift and throttle linkages and wiring from
transmission and transfer case. Mark converter drive plate and
converter for reassembly. Remove torque converter-to-drive plate
bolts. Rotate crankshaft to gain access to bolts.
Support transmission/transfer case assembly with jack and
secure with chain. Remove bolts and rear transmission crossmember.
Lower transmission enough to disconnect cooler lines at transmission.
Remove transmission-to-engine retaining bolts. Slowly slide
transmission assembly from engine.
Hold converter in position while lowering transmission
assembly from vehicle. Separate transmission from transfer case.
Installation
To install, reverse removal procedure. DO NOT tighten exhaust pipe attaching bolts until crossmember has been installed and transmission jack has been removed. Ensure all index marks made at removal are aligned. Tighten all bolts to specification and fill transmission and transfer case with fluid.
TORQUE SPECIFICATIONS
TORQUE SPECIFICATIONS TABLE
Application Ft. Lbs. (N.m)
Except Wrangler
Converter Housing Bolts
10 mm 25 (34)
12 mm 42 (57)
Dust Cover Bolts 13-17 (18-23)
Filler Tube Bracket Bolt 37-47 (50-64)
Torque Converter-To-Drive Plate Bolts 22 (30)
Transfer Case-To-Transmission Bolts 22-30 (30-41)
Transmission-To-Engine Bolts 37-47 (50-64)
Transmission-To-Rear Mount Bolts 44-66 (60-89)
Wrangler
Cooler Line Nut 13 (18)
Drive Plate-To-Converter Bolts 22 (30)
Drive Plate-To-Crankshaft Bolts 55 (75)
Filler Tube Bracket Bolt 24 (33)
Transfer Case-To-Transmission Bolts 22-30 (30-41)
Transmission-To-Engine Bolts 30 (41)
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