Band Apply Servo: Service and Repair

2-4 Servo

Removal Procedure

Tools Required
^ J29714-A Servo Cover Depressor

1. Raise the vehicle.
2. Support the transmission with a suitable jack.
3. Remove the transmission support.
4. Remove the front exhaust pipe assembly. Refer to Catalytic Converter.





5. Remove the heat shield.
6. Carefully lower the transmission to gain access to the 2-4 Servo.





7. Install the J29714-A.
8. Tighten the bolt in order to compress the servo cover.
9. Remove the servo cover retaining ring.





10. Remove the J29714-A.





11. Remove the servo cover and the O-ring seal. If the cover is hung up on the seal, use a pick (2) to pull and stretch the seal (1) out of the groove. Cut and remove the O-ring seal before removing the cover.
12. Remove the 2-4 servo from the transmission.





13. Inspect the 4th apply piston, 2-4 servo converter, 2nd apply piston, and the servo piston inner housing for the following defects.
^ Cracks
^ Scoring
^ Burrs and nicks

Installation Procedure

Tools Required
^ J29714-A Servo Cover Depressor





1. Install new seals on the servo pistons and the servo cover.
2. Install the 2-4 servo assembly into the transmission.
3. Install the J29714-A.
4. Tighten the bolt in order to compress the servo cover.
5. Install the servo cover retaining ring.
6. Remove the J29714-A from the oil pan flange.

Notice: Refer to Fastener Notice in Service Precautions.





7. Install the oil pan bolt.
Tighten the oil pan bolt to 11 Nm (97 inch lbs.).
8. Install the heat shield.

Notice: Refer to Fastener Notice in Service Precautions.





9. Install the two bolts securing the transmission heat shield to the transmission.
Tighten the bolts to 17 Nm (13 ft. lbs.).
10. Install the exhaust pipe assembly. Refer to Catalytic Converter.
11. Install the transmission support.
12. Remove the transmission jack.
13. Lower the vehicle.
14. Fill the transmission to the proper level with DEXRON III transmission fluid.