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Removal 8HP70

WARNING: This page is about a different car, the 2016 Dodge Charger and 2015 Dodge Charger. However, it is still accessible from the selected car via links, so may be relevant.
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 (ESD) SENSITIVE DEVICES. Failure to follow these instructions may result in damage to the TCM/TCMA.

  1. Raise and support the vehicle. Refer to HOISTING, STANDARD PROCEDURE .
  2. Drain the transmission fluid into a clean container. Refer to FLUID AND FILTER, STANDARD PROCEDURE .
    Fig 1: Adapter Plug Connector
    GC0152193Courtesy of CHRYSLER GROUP, LLC
  3. Turn the locking mechanism lock (1) of the transmission harness connector counter-clockwise and disconnect the connector from the transmission.
    Fig 2: Oil Pan & Retaining Bolts
    GC0152099Courtesy of CHRYSLER GROUP, LLC
    NOTE:

    Inspect the gasket for reuse. If the seal is cut or torn, replace the gasket.

  4. Remove the thirteen oil pan retaining bolts (2).
  5. Carefully detach the oil pan (1) and gasket.
    Fig 3: Manual Park Release Lever Retaining Nut & Lever
    GC0152243Courtesy of CHRYSLER GROUP, LLC
  6. Remove the Manual Park Release (MPR) lever retaining nut (2) and remove the lever (1).
  7. Reinstall the MPR lever 180 degrees offset. Using a tie strap, secure the lever into position so the park release fork remains in the same position for installation of the valve body assembly.
    Fig 4: Hydraulic Impulse Storage Unit & Bolts
    GC0154626Courtesy of CHRYSLER GROUP, LLC
  8. If equipped, disconnect the Hydraulic Impulse Oil Storage (HIS) connector.
  9. If equipped, remove three HIS bolts (2 and 3) and the accumulator (1).
    Fig 5: Valve Body Assembly End Retainer Bolts
    GC0152103Courtesy of CHRYSLER GROUP, LLC
  10. Remove the valve body assembly end retainer bolts (3).
  11. Lift the electrical connector lock (2) to release the internal harness end from inside the transmission for valve body assembly removal.
  12. Remove the Output Speed Sensor (OSS) retaining bolt (1) and pull the OSS sensor (4) loose from the case.
    Fig 6: Remover/Installer, Guide Sleeve, Electrical Harness Insulator & Transmission Case
    GC0152117Courtesy of CHRYSLER GROUP, LLC
  13. Using (special tool #10377, Remover/Installer, Guide Sleeve) (1) carefully pull the electrical harness insulator (2) straight out from the transmission case (3).
    Fig 7: Valve Body Alignment Pins
    GC0152262Courtesy of CHRYSLER GROUP, LLC
  14. Remove two bolts and hand install (special tool #10379, Pins, Valve Body Alignment) (1).
  15. Use an appropriate tool on one of the alignment pins to assist in holding the valve body in position while removing the remaining fasteners.
    Fig 8: Valve Body Bolts Loosening And Tightening Sequence
    GC0169780Courtesy of CHRYSLER GROUP, LLC
  16. Remove remaining valve body assembly retaining bolts.
  17. Carefully lower the valve body assembly from the transmission.
    Fig 9: Fluid Port, Two O-Rings, Compression Seal
    GC0152241Courtesy of CHRYSLER GROUP, LLC
    NOTE:

    The fluid port may remain in the valve body upon removal, remove and discard the O-rings.

  18. Remove the fluid transfer port (1) from the transmission.
  19. Remove and discard the O-ring (2) and seal (3).
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