LEMON Manuals: Even more car manuals for everyone
Home >> Dodge and Ram >> 2024 >> Durango R/T Plus, AWD >> Repair and Diagnosis >> Transmission >> Transmission Control Systems >> 8HP70 Automatic Transmission (Service Information) >> Valve Body >> Installation

Valve Body: Installation

CAUTION:

The Transmission Control Module (TCM), or Transmission Control Module Assembly (TCMA) is extremely sensitive to Electrostatic Discharge (ESD). Always use a ground strap and follow the ESD guidelines in ELECTROSTATIC DISCHARGE SENSITIVE DEVICES. Failure to follow these instructions may result in damage to the TCM/TCMA.

  1. Install the fluid port (1) with NEW  O-rings (2) and seal (3) to the valve body.
    GC0209112Courtesy of CHRYSLER GROUP, LLC
  2. Install one of the valve body (special tool #10379, Pins, Valve Body Alignment) (3) in the rear of the transmission as shown in the illustration as a guide.
    NOTE:

    Make sure the speed sensor at the rear of the valve body does get caught between the valve body and the transmission case when positioning the valve body to the case. 

    GC0162906Courtesy of CHRYSLER GROUP, LLC
  3. Carefully guide the front of the valve body over the cradle while aligning the rear of the valve body with the alignment pin.
  4. Install the front alignment pin (1).
    GC0162910Courtesy of CHRYSLER GROUP, LLC
  5. Use an appropriate tool on one of the alignment pins to assist in holding the valve body in position while installing the remaining fasteners.
  6. Install the valve body assembly retaining bolts not including 16-18 and hand tighten.
    GC0212886Courtesy of CHRYSLER GROUP, LLC
  7. Remove the pins and install the remaining bolts.
  8. Using (special tool #10377, Remover/Installer, Guide Sleeve) (1) carefully install the electrical harness insulator (2) to the transmission case (3).
    GC0209139Courtesy of CHRYSLER GROUP, LLC
  9. Lock the electrical connector lock (2) to the internal harness end.
    GC0209143Courtesy of CHRYSLER GROUP, LLC
  10. Install the rear valve body retaining bolts (1, 2) and tighten to the proper torque specifications. Refer to TORQUE SPECIFICATIONS .
  11. When installing the Output Speed Sensor (OSS) into the case, take care to position the OSS guide pin as shown in the illustration below or DAMAGE  to the sensor may result. This is the INCORRECT  alignment of the pin.
    GC0175210Courtesy of CHRYSLER GROUP, LLC
  12. This is the CORRECT  installation and pin alignment.
    GC0175216Courtesy of CHRYSLER GROUP, LLC
  13. Install the speed sensor to the case install the retaining bolt (1) and tighten to the proper torque specifications. Refer to TORQUE SPECIFICATIONS .
    GC0175226Courtesy of CHRYSLER GROUP, LLC
  14. Install the valve body assembly end retainer bolts (15-17) and hand tighten.
    Fig 1: Valve Body Assembly Retainer Bolts Tightening Sequence
    GC0212886Courtesy of CHRYSLER GROUP, LLC
  15. Tighten the valve body fasteners in the sequence shown in the illustration to the proper torque specifications. Refer to TORQUE SPECIFICATIONS .
  16. If equipped, install the Hydraulic Impulse Oil Storage (H.I.S.) accumulator (1).
    GC0154626Courtesy of CHRYSLER GROUP, LLC
  17. Tighten the bolts (2 and 3) to the proper torque specifications. Refer to TORQUE SPECIFICATIONS .
  18. Connect the H.I.S. electrical connector.
  19. Lower the transmission back onto the crossmember.
    GC0158349Courtesy of CHRYSLER GROUP, LLC
  20. Install the rear mount nuts (2) and tighten to the proper torque specifications. Refer to TORQUE SPECIFICATIONS  .
  21. Remove the tie strap (3).
    GC0158366Courtesy of CHRYSLER GROUP, LLC
  22. Attach the Manual Park Release (MPR) cable (1) to the MPR lever (2).
  23. Install the oil pan and gasket.
    Fig 2: Transmission Oil Pan Bolts Tightening Sequence
    GC0209113Courtesy of CHRYSLER GROUP, LLC
  24. Install the thirteen oil pan retaining bolts and tighten the fasteners to the proper torque specifications using the sequence given. Refer to TORQUE SPECIFICATIONS .
  25. Connect the plug connector and turn the locking mechanism (1) of the harness plug clockwise and lock in place.
    GC0209115Courtesy of CHRYSLER GROUP, LLC
  26. If the valve body is replaced, program the TCM. Refer to MODULE, TRANSMISSION CONTROL (TCM), MODULE PROGRAMMING .
  27. Perform the TRANSMISSION FILL AFTER SERVICE procedure. Refer to STANDARD PROCEDURE - TRANSMISSION FILL AFTER SERVICE .
  28. Perform the TRANSMISSION VERIFICATION TEST. Refer to 8HP70, TRANSMISSION VERIFICATION TEST .