For 1990-2009 cars

### Shifter Removal

Refer to the following transmission component locator graphics as needed:

#### Transmission Case (1 of 2)

(1) | Vent
(2) | Vent Pipe
(3) | Transmission Case
(4) | Countershaft Washer
(5) | Mainshaft 6TH Gear
(6) | 6TH Gear Needle Bearing
(7) | 6TH Gear Synchronizer Blocking Ring
(8) | Mainshaft Gear Bearing Spacer
(9) | Synchronizer Retainer Ring
(10) | Reverse Shift Fork Retainer Ring
(11) | Reverse Shift Fork
(12) | Reverse Shift Fork Pad
(13) | Guide Plate
(14) | Guide Plate Bolt
(15) | 9.525 mm (0.375 in) steel ball
(16) | Shift Detent Ball Spring
(17) | 5TH Driven Gear
(18) | Reverse Synchronizer Hub and Sleeve
(19) | Reverse Gear Thrust Washer
(20) | Reverse Synchronizer Retainer Ring
(21) | Reverse Synchronizer Blocking Ring
(22) | Reverse Synchronizer Spring
(23) | Reverse Synchronizer Sleeve
(24) | Reverse Synchronizer Hub
(25) | Reverse Synchronizer Key
(26) | Reverse Synchronizer Spring
(27) | Reverse Synchronizer Key Retainer
(28) | 1ST 2ND Shift Fork Roll Pin
(29) | Front Offset Shift Lever
(30) | Top Shift Shaft Bushing

.

#### Adapter Plate and Gears

(1) | 3RD/4TH Synchronizer Spring
(2) | 3RD/4TH Synchronizer Sleeve
(3) | 3RD 4TH Synchronizer Hub
(4) | 3RD/4TH Synchronizer Insert
(5) | 3RD/4TH Synchronizer Spring
(6) | Top Shaft Rail Bushing
(7) | Dowel Pin
(8) | 3RD Speed Drive Gear
(9) | 3RD Speed Drive Gear Synchronizer Blocking Ring
(10) | 3RD/4TH Synchronizer Assembly
(11) | Synchronizer Retainer Ring
(12) | 4TH Speed Drive Gear Synchronizer Blocking Ring
(13) | Input Shaft Bearing Race
(14) | Input Shaft
(15) | Input Shaft Bearing
(16) | Input Shaft Bearing Race
(17) | Input Shaft Bearing Shim
(18) | Input Shaft Seal
(19) | Front Adapter Plate
(20) | Adapter Plate to Clutch Housing Pin
(21) | Adapter to Transmission Case Bolt
(22) | Adapter Plate Inspection Plug
(23) | 2ND Speed Drive Gear Friction Cone
(24) | 2ND Speed Drive Gear Inner Cone
(25) | 2ND Speed Drive Gear Thrust Washer
(26) | 2ND Speed Drive Gear
(27) | 2ND Speed Drive Gear Needle Bearing
(28) | Mainshaft
(29) | Mainshaft Small Tapered Bearing
(30) | 3RD Speed Drive Gear Needle Bearing
(31) | 3RD Speed Drive Gear Bearing Spacer
(32) | Countershaft Rear Bearing
(33) | Countershaft
(34) | Countershaft Front Bearing
(35) | Countershaft Bearing Race
(36) | Counter Shaft Bearing Adjust Shim

.

#### Extension Housing (1 of 2)

(1) | Control Lever Boot
(2) | Snap Ring
(3) | Reverse Lockout
(4) | Reverse Lockout Outer Spring
(5) | Reverse Lockout Seat
(6) | Slap Ring
(7) | Reverse Lockout Inner Spring
(8) | Reverse Lockout Body
(9) | Reverse Lockout Solenoid Mounting Bolt
(10) | Reverse Lockout Solenoid
(11) | Speed sensor Bolt
(12) | Transmission Extension
(13) | Speed Sensor
(14) | Bumper
(15) | Reverse Lockout Assembly
(16) | Reverse Lockout O-Ring Seal
(17) | Bushing
(18) | Offset Shift Lever
(19) | Offset Shift Lever Pin
(20) | Isolator Cup
(21) | Shift Control Bolt
(22) | Shift Control
(23) | Shift Control Bolt

.

#### Shift Shaft and Clutch Housing

(1) | Clutch Actuator Cylinder Bracket
(2) | Clutch Actuator Stud
(3) | Clutch Release Fork
(4) | Clutch Lever Nut
(5) | Clutch Lever Bolt
(6) | Clutch Housing
(7) | Bolt
(8) | Offset Shift Lever
(9) | Reverse Shift Lever Pin
(10) | 5TH 6TH Shift Lever Pad
(11) | 5TH 6TH Shift Shaft Lever Bushing
(12) | 5TH 6TH Shift Lever
(13) | 5TH 6TH Reverse Shift Shaft
(14) | Collar
(15) | Reverse Shift Collar Pin
(16) | 5TH 6TH Shift Lever Assembly
(17) | 1ST 2ND Shift Shaft Assembly
(18) | 3RD 4TH Shift Fork Pad
(19) | 3RD 4TH Shift Fork
(20) | Gear Select Interlock Plate
(21) | Control Select Arm Pin
(22) | 1ST 2ND Shift Fork Pin
(23) | Skip Shift Lever
(24) | Roll Pin
(25) | Shift Interlock Plate
(26) | Interlock Shift Plate
(27) | 1ST 2ND Shift Fork Pad
(28) | 1ST 2ND Shift Fork
(29) | Shift Shaft

.

#### Tools Required

• | J 3289-20 Holding Fixture Bench Mount

• | J 39430 Transmission Support Fixture

1. Remove the vent pipe.
2. Remove the clutch housing bolts and the clutch housing.
3. Remove the clutch lever pivot nut and the clutch fork.
4. Using the transmission adapter bolts (163) install the J 39430 . Refer to

   #### Shift Shaft and Clutch Housing

   (1) | Clutch Actuator Cylinder Bracket
   (2) | Clutch Actuator Stud
   (3) | Clutch Release Fork
   (4) | Clutch Lever Nut
   (5) | Clutch Lever Bolt
   (6) | Clutch Housing
   (7) | Bolt
   (8) | Offset Shift Lever
   (9) | Reverse Shift Lever Pin
   (10) | 5TH 6TH Shift Lever Pad
   (11) | 5TH 6TH Shift Shaft Lever Bushing
   (12) | 5TH 6TH Shift Lever
   (13) | 5TH 6TH Reverse Shift Shaft
   (14) | Collar
   (15) | Reverse Shift Collar Pin
   (16) | 5TH 6TH Shift Lever Assembly
   (17) | 1ST 2ND Shift Shaft Assembly
   (18) | 3RD 4TH Shift Fork Pad
   (19) | 3RD 4TH Shift Fork
   (20) | Gear Select Interlock Plate
   (21) | Control Select Arm Pin
   (22) | 1ST 2ND Shift Fork Pin
   (23) | Skip Shift Lever
   (24) | Roll Pin
   (25) | Shift Interlock Plate
   (26) | Interlock Shift Plate
   (27) | 1ST 2ND Shift Fork Pad
   (28) | 1ST 2ND Shift Fork
   (29) | Shift Shaft

   .
5. Mount the transmission on a workbench using the J 3289-20 .
6. Rotate the transmission into a horizontal position, shifter up.
7. Remove the transmission drain plug and drain the transmission fluid.
8. Shift the transmission into neutral (N).
9. Remove the shift control bolts and the shift control assembly.
10. Inspect the isolator cup for wear.
11. Replace the rear offset shift lever if the isolator cup is loose or if the lever is excessively worn.

### Extension Housing Removal

1. Remove the rear offset shift lever roll pin.
2. Remove the rear offset shift lever assembly.
3. Remove the rear extension housing bolts and the rear extension housing.

### Speedometer Sensor Gear Removal

#### Tools Required

• | J 8433 Universal Bridge Puller

• | J 39431 Gear Remover

1. Rotate the transmission vertically.
2. Remove the sealing ring.
3. Remove the front speedometer sensor gear retainer ring.
4. Remove the speedometer sensor gear. Use the J 8433 and the J 39431 .
5. Remove the rear speedometer sensor gear retainer ring.

### Reverse Speed Gear Removal

1. Remove the rear bearing retainer ring.
2. Remove the spacer.
3. Remove the mainshaft rear roller bearing.
4. Remove the spacer.
5. Remove the retainer ring.
6. Remove the reverse gear thrust washer.
7. Remove the reverse gear.
8. Remove the reverse gear caged needle bearing.
9. Remove the wave washer.
10. Remove the reverse gear synchronizer blocking ring.

### Reverse Shift Fork Removal

1. Remove the reverse synchronizer retainer ring.
2. Remove the reverse shift fork retainer ring. Discard the retainer ring.
3. Scribe a mark on the synchronizer hub and on the sleeve. This will help you to reinstall the parts in the same position.
4. Remove the following parts in order:

4.1. | The thrust washer

4.2. | The reverse synchronizer assembly and the shift fork

### 5th/6th Speed Driven Gear Removal

#### Tools Required

• | J 8433 Universal Bridge Puller

• | J 39431 Gear Remover

Remove the 5TH/6TH speed driven Gear. Use the J 8433 and the J 39431 .

### Countershaft Extension Removal

1. Remove the 5th/6th speed shift fork retainer ring.
2. Rotate the transmission in the horizontal position with the guide plate up.
3. Remove the countershaft extension assembly with the 5th/6th speed shift fork.

### Transmission Case Removal

1. Remove the computer aided gear select solenoid.
2. Remove the shifter cover plate retainer bolts.
3. Remove the shifter cover plate.
4. Remove the shift detent assembly.
5. Remove the front offset lever roll pin.
6. Remove 8 of the 10 adapter plate to transmission case bolts.
7. Rotate the transmission into the vertical position.
8. Remove the last 2 adapter plate to transmission case bolts.
9. Remove the shift lever guide bolts.
10. Remove the magnets from the transmission case.
11. Remove the transmission case and the front offset lever together as follows:

11.1. | Slide the transmission case up and off of the gear clusters and the shift shaft components.

11.2. | Hold the offset lever against the guide plate in order to prevent the release of the detent ball and the spring.

### Guide Plate Removal

1. Remove the detent guide plate attaching bolts.
2. Remove the detent guide plate.

### Shift Shaft Assemblies and Gear Cluster Removal

1. Rotate the 5TH/6TH and the reverse shift shaft levers off the shift interlock plate.
2. Remove the 5TH/6TH and the reverse shift shaft assembly.
3. Remove the countershaft. Lift up the mainshaft enough in order to remove the countershaft.
4. Remove the mainshaft and the shift shaft components as an assembly.
5. Remove the shift shaft assembly from the mainshaft.
6. Remove the 4TH speed gear blocking ring and the input shaft.