Transmission Replacement 3.5L (LZ4) W/MN5
Removal Procedure
- Remove the air cleaner outlet duct. Refer
to
Air Cleaner Outlet Duct Replacement.
- Disconnect the negative battery cable. Refer to
Battery Negative Cable Disconnection and Connection.
- Disconnect the transaxle wiring harness from the transaxle and the park
neutral position (PNP) switch.
- Remove the shift cable bracket front bolt
and shift cable from the lever.
- Remove the transmission wiring harness from the retainer on the transmission.
- Disconnect bank 2, O2 sensor 1
electrical connector (4).
- Remove the left exhaust manifold heat shield.
- Remove the exhaust manifold heat shield.
- Remove the front exhaust pipe nuts (1).
- Remove the upper transmission to engine
bolts (2) and stud (4).
- Install the engine support fixture. Refer to
Engine Support Fixture.
- Support the radiator and condenser from above using the condenser tabs
on each side.
- Raise the vehicle. Refer to
Lifting and Jacking the Vehicle.
- Remove the front wheels and tires. Refer to
Tire and Wheel Removal and Installation.
- Disconnect the bank 2, O2 sensor
2 electrical connector (2).
- Remove the left catalytic converter to right
catalytic converter nuts (3).
(Powertrain shown removed for clarity).
- Remove the left catalytic converter (1).
- Remove the steering gear intermediate shaft.
Important: It is only necessary to remove the
control arms from the frame if the frame is being replaced.
- Remove the frame. Refer to
Frame Replacement.
- Disconnect the wheel drive shafts from the transaxle. Refer to
Wheel Drive Shaft Replacement.
- Remove the 3 bolts from the transmission
brace near the right axle shaft.
- Remove the oil pan to bellhousing bolts (1, 3)
and bracket (2).
- Remove the flywheel inspection cover.
- Remove the starter. Refer to
Starter Motor Replacement.
- Mark the relationship of the flywheel to the torque converter for reassembly.
- Remove the torque converter to flywheel bolts.
- Remove the transmission oil cooler lines by removing the nut holding the
bracket to the transaxle case.
- Disconnect the vehicle speed sensor (VSS) wiring harness from the sensor.
- Disconnect the rear heated oxygen sensor (HO2S) harness from the rear
transmission mount.
- Remove the remaining (rear) bolt from the shift cable bracket.
- Remove the front transmission mount bracket from the transmission.
- Use a transmission jack in order to support the transmission.
- Remove the remaining bellhousing bolts (1, 3)
and separate the transmission from the engine.
- Lower the transmission with the transmission jack far enough to remove
the transmission.
- If the transmission is being replace or installed in a holding fixture,
remove the rear transmission mount bracket from the transmission.
- If the transmission is being replaced, remove the PNP switch from the
transmission.
- If the transmission is being replaced, remove the transmission mount.
Installation Procedure
- If transmission is being replaced, install the following to the transmission:
• | The torque converter clutch (TCC) lock up clutch O-ring. |
• | Transfer the transaxle from the bench fixture to the transmission jack. |
- Install the side cover transmission mount bracket to the transmission.
- Install the rear transmission mount bracket to the transmission.
- Position the transaxle in the vehicle.
Notice: Refer to Fastener Notice in the Preface section.
- Install the lower transmission to engine bolts (1, 3).
Tighten
Tighten the bolts to 90 N·m (66 lb ft).
- Install the front transmission mount bracket to the transmission.
- Install the wheel drive shafts to the transaxle. Refer to
Wheel Drive Shaft Replacement.
- Connect the wiring harness to the VSS.
- Install the torque converter to flywheel
bolts.
Tighten
Tighten the bolts to 62 N·m (46 lb ft).
- Install the starter. Refer to
Starter Motor Replacement.
- Install the flywheel inspection cover bolts.
Tighten
Tighten the bolts to 10 N·m (89 lb in).
- Connect the transaxle oil cooler pipes to the transaxle.
Tighten
Tighten the pipes to 8 N·m (71 lb in).
- Install the oil pan to bellhousing bracket (2)
and bolts (1, 3).
Tighten
Tighten the bolts to 72 N·m (53 lb ft).
- Install the 3 bolts to the transmission brace at the final drive
area and tighten.
- Remove the transmission jack.
- Install the frame. Refer to
Frame Replacement.
- Install the engine splash shields.
- Install the front wheels and tires. Refer to
Tire and Wheel Removal and Installation.
- Lower the vehicle.
- Remove the radiator and condenser support and the engine support fixture.
- Install the upper transmission to engine
bolts (2) and stud (4).
Tighten
Tighten the bolts/stud to 90 N·m (66 lb ft).
- Install the shift cable bracket and shift
cable to the lever.
- Install the left catalytic converter (3).
Refer to
Catalytic Converter Replacement - Left Side.
- Connect bank 2, O2 sensor 2
electrical connector (1).
- Install the left exhaust manifold heat shield.
- Install the heat shield bolts.
Tighten
Tighten the bolts to 10 N·m (89 lb in).
- Connect bank 2, O2 sensor 1
electrical connector (4).
- Connect the electrical connectors to the
PNP switch and transaxle.
- Connect the negative battery cable. Refer to
Battery Negative Cable Disconnection and Connection.
- Install the air cleaner outlet duct. Refer to
Air Cleaner Outlet Duct Replacement.
- Add automatic transmission fluid (ATF) and verify the proper fluid level
of the transaxle.
Important: It is recommended that transmission
adaptive pressure (TAP) information be reset.
Resetting the TAP values
using a scan tool will erase all learned values in all cells. As a result, the ECM,
PCM or TCM will need to relearn TAP values. Transmission performance may be affected
as new TAP values are learned.
- Reset the TAP values. Refer to
Transmission Adaptive Functions.
- Road test the vehicle.
Transmission Replacement 2.4L (LAT) W/ME7
Special Tools
Removal Procedure
- Remove the battery tray. Refer to
Battery Tray Replacement.
- Disconnect the air cleaner outlet duct. Refer to
Air Cleaner Outlet Duct Replacement.
- Disconnect the transaxle wiring harness from the transaxle and the park neutral position (PNP) switch.
- Remove the radiator outlet pipe. Refer to
Radiator Outlet Pipe Replacement.
- Disconnect the transaxle shift control cable terminal (1) from the transaxle manual shift lever pin (5).
- Remove the retainer (2) from the transaxle shift control cable.
- Press the locking tabs inward in order to release the transaxle shift control cable (3) from the cable bracket (4).
- Remove the shift cable bracket.
- Remove the transaxle wiring harness from the retainer on the transaxle.
- Remove the upper transaxle to engine studs (1, 2) and bolts (5, 6).
- Install the engine support fixture. Refer to
Engine Support Fixture.
- Remove the left transmission mount. Refer to
Transmission Mount Replacement - Left Side.
- Secure the radiator and condenser to the vehicle structure and the engine in order to prepare for frame removal.
- Raise the vehicle. Refer to
Lifting and Jacking the Vehicle.
- Remove the front wheels and tires. Refer to
Tire and Wheel Removal and Installation.
- Remove the bolts (1, 2) from the transaxle brace.
- Remove the transaxle brace (3).
- Remove the starter. Refer to
Starter Motor Replacement.
- Mark the relationship of the flywheel to the torque converter for reassembly.
- Use the
J 43653
to prevent the crankshaft from rotating.
- Remove the torque converter to flywheel bolts.
- Remove the nut holding the transaxle cooler line retainer to the transaxle.
- Disconnect the transaxle cooler lines from the transaxle.
- Disconnect the vehicle speed sensor (VSS) wiring harness from the sensor.
- Remove the intermediate shaft to steering gear pinch bolt. Discard the bolt.
- Disconnect the intermediate shaft from the steering gear.
- Disconnect the tie rods from the steering knuckle. Refer to
Steering Linkage Outer Tie Rod Replacement.
- Disconnect the stabilizer shaft links from the stabilizer shaft. Refer to
Stabilizer Shaft Link Replacement.
- Disconnect the ball joints from the steering knuckles. Refer to
Lower Control Arm Replacement.
- Remove the frame. Refer to
Frame Replacement.
- Disconnect the wheel drive shafts from the transaxle. Refer to
Wheel Drive Shaft Replacement. Secure the wheel drive shafts out of the way.
- Support the transaxle with a suitable jack.
- Remove the lower transaxle to engine bolts (5, 6, 7, 8, 9).
- Separate the engine and the transaxle.
- Remove the transaxle from the vehicle.
- If the transaxle is being replaced, remove the PNP switch from the transaxle. Refer to
Park/Neutral Position Switch Replacement.
- If replacing the transmission, transfer the auxiliary fluid pump and pipes. Refer to
Auxiliary Fluid Pump Replacement ,
Auxiliary Fluid Pump Outlet Pipe Replacement ,
Auxiliary Fluid Pump Inlet Pipe Replacement.
- Flush the transaxle cooler and the lines with
J 35944-A
.
Installation Procedure
- If previously removed, Install the auxiliary fluid pump and pipes. Refer to
Auxiliary Fluid Pump Replacement ,
Auxiliary Fluid Pump Outlet Pipe Replacement ,
Auxiliary Fluid Pump Inlet Pipe Replacement.
- If previously removed, Install the PNP switch. Refer to
Park/Neutral Position Switch Replacement.
- Position the transaxle in the vehicle.
Notice: Refer to Fastener Notice in the Preface section.
- Install the lower transaxle to engine bolts (5, 6, 7, 8, 9).
Tighten
Tighten the bolts to 75 N·m (55 lb ft).
- Install the wheel drive shafts to the transaxle. Refer to
Wheel Drive Shaft Replacement.
- Lubricate the transaxle cooler pipes before inserting into seals.
- Connect the transaxle cooler pipes to the transaxle.
- Install the transaxle cooler pipes retainer nut.
Tighten
Tighten the nut to 7 N·m (62 lb in).
- Use the
J 43653
to prevent the crankshaft from rotating.
- Install the torque converter to flywheel bolts.
Tighten
Tighten the torque converter bolts to 60 N·m (44 lb ft).
- Install the starter. Refer to
Starter Motor Replacement.
- Install the frame. Refer to
Frame Replacement.
- Connect the intermediate shaft to the steering gear shaft.
- Install the new steering gear pinch bolt to the intermediate shaft.
Tighten
Tighten the steering gear pinch bolt to 49 N·m (36 lb ft).
- Connect the ball joints to the steering knuckles. Refer to
Lower Control Arm Replacement.
- Connect the stabilizer shaft links to the stabilizer shaft. Refer to
Stabilizer Shaft Link Replacement.
- Connect the tie rods to the steering knuckle. Refer to
Steering Linkage Outer Tie Rod Replacement.
- Connect the wiring harness to the VSS.
- Install the transaxle brace (3).
- Install the transaxle brace bolts (1, 2).
Tighten
Tighten the bolts to 53 N·m (39 lb ft).
- Install the front splash shields. Refer to
Engine Splash Shield Replacement.
- Install the front wheel and tire assemblies. Refer to
Tire and Wheel Removal and Installation.
- Lower the vehicle.
- Install the left transaxle mount. Refer to
Transmission Mount Replacement - Left Side.
- Install the upper transaxle to engine bolts (5, 6) and studs (1, 2).
Tighten
Tighten the bolts (5, 6) and studs (1, 2) to 75 N·m (55 lb ft).
- Untie the radiator, air conditioning condenser, and fan module assembly.
- Remove the engine support fixture. Refer to
Engine Support Fixture.
- Install the radiator outlet pipe. Refer to
Radiator Outlet Pipe Replacement.
- Connect the transaxle wiring harness to the main transaxle electrical connector, and the PNP switch.
- Install the shift cable bracket.
- Install the transaxle shift control cable (3) to the cable bracket (4).
- Install the retainer (2) to the transaxle shift control cable.
- Connect the transaxle shift control cable terminal (1) to the transaxle manual shift lever pin (5).
- Install the battery tray. Refer to
Battery Tray Replacement.
- Connect the air cleaner outlet duct. Refer to
Air Cleaner Outlet Duct Replacement.
- Add automatic transmission fluid (ATF) and verify the proper fluid level of the transaxle.
- Prime the auxiliary fluid pump. Refer to
Auxiliary Fluid Pump Priming.
Important: It is recommended that transmission adaptive pressure (TAP) information be reset.
Resetting the TAP values using a scan tool will erase all learned values in all cells. As a result, the ECM, PCM, or TCM will
need to relearn TAP values. Transmission performance may be affected as new TAP values are learned.
- Reset the TAP values. Refer to
Transmission Adaptive Functions.
- Road test the vehicle.