Valve Body: Service and Repair

Removal Procedure

Caution: Refer to Battery Disconnect Caution in Service Precautions.

1. Disconnect the battery negative cable assembly from the battery negative terminal.





2. Remove the bottom pan and seal, the scavenger screens, and the lip seals. Refer to Scavenge Screens and Seals Replacement.
3. Disconnect the transmission wire harness connectors from the pressure switch and the shift solenoids A and B. Use a small screwdriver.





4. Remove the manual valve linkage clip with a small screwdriver.
5. Remove the wiring harness from the retaining clips on the lower controls assembly.





6. Remove the oil transfer plate.
7. Remove the bolts and the 2 nuts. Do not remove the 5 bolts shown on the lower channel plate.
8. Remove the lower channel plate and the valve body and accumulator assembly from the case:

Installation Procedure
1. Position the low reverse band, using a piece of shim stock (shim thickness 0.508-0.762 mm (0.020-0.030 inch).





2. Place the lower controls against the forward support studs.
3. Hand-start the bolts into the channel plate. Bolts without a flange are next to the transfer plate.





4. Remove the shim stock.
5. Place the oil transfer plate over the open gasket area. Hand-start the bolts to hold the plate in place. Note the installation order of the alignment bolts.

Notice: Refer to Fastener Notice in Service Precautions.

6. Install the 2 nuts on the forward support studs.
^ Tighten the bolts and nuts to 8 Nm (71 inch lbs.).





7. Connect the manual valve to the detent lever. Route the harness over the spacer plate rib and the detent lever. Snap into the retaining clips on the lower controls assembly.





8. Install the transmission wire harness connectors to the pressure switch and the shift solenoids A and B.
9. Install the bottom pan and seal, the scavenger screens, and the lip seals. Refer to Scavenge Screens and Seals Replacement.





10. Connect the battery negative cable assembly to the battery negative terminal.
^ Tighten the terminal bolt to 15 Nm (11 ft. lbs.).
11. Add DEXRON(R)-III transmission fluid as required. Refer to Specifications.
12. If there was a complete fluid change, reset the transmission oil life indicator.