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Home >> Dodge and Ram >> 2018 >> Challenger SXT Plus >> Repair and Diagnosis >> Transmission >> Transmission Control Systems >> 8HP45/845RE Automatic Transmission (Service Information) >> Removal

8HP45/845RE Automatic Transmission (Service Information): Removal

  1. Disconnect and isolate the negative battery cable.
  2. Raise and support the vehicle. Refer to HOISTING, STANDARD PROCEDURE .
    GC0162391Courtesy of CHRYSLER GROUP, LLC
  3. Apply alignment index marks (1) on the transmission and axle flanges.
    GC0162413Courtesy of CHRYSLER GROUP, LLC
  4. Remove the drive shaft to rear axle flange bolts and washers.
    GC0158513Courtesy of CHRYSLER GROUP, LLC
  5. Remove the drive shaft center bearing to body bolts.
    GC0170214Courtesy of CHRYSLER GROUP, LLC
  6. Remove the drive shaft to transmission flange bolts and washers.
    GC0170460Courtesy of CHRYSLER GROUP, LLC
  7. Position aside the drive shaft (1) and support (2).
  8. Remove the lower intermediate shaft. Refer to SHAFT, INTERMEDIATE, LOWER, REMOVAL .
  9. Remove the starter. Refer to STARTER, REMOVAL .
    GC0152189Courtesy of CHRYSLER GROUP, LLC
  10. Disconnect the Manual Park Release (MPR) cable (1) from the MPR lever (2).
    GC0152190Courtesy of CHRYSLER GROUP, LLC
  11. Remove the bolts (1) from the MPR cable bracket (3) and position the MPR bracket/cable (2, 3) aside.
    GC0152191Courtesy of CHRYSLER GROUP, LLC
  12. The torque converter is attached with three sets of two bolts (1) 120° apart as shown.
    GC0144169Courtesy of CHRYSLER GROUP, LLC
  13. Rotate the crankshaft in a clockwise direction for access, and through the starter opening, remove the six torque converter bolts (1).
    GC0152192Courtesy of CHRYSLER GROUP, LLC
  14. Turn the locking mechanism lock (1) of the transmission wire harness connector (2) counter-clockwise to release the lock.
    GC0152193Courtesy of CHRYSLER GROUP, LLC
  15. Remove the transmission wire harness connector (1).
    GC0152194Courtesy of CHRYSLER GROUP, LLC
  16. Disconnect the wiring harness (1) from the transmission.
    GC0152196Courtesy of CHRYSLER GROUP, LLC
  17. Disconnect the transmission fluid cooler lines (1) at the fittings (2) by removing the clips (3). Refer to TRANSMISSION, STANDARD PROCEDURE .
    GC0152202Courtesy of CHRYSLER GROUP, LLC
    CAUTION:

    When supporting or lifting the transmission at the oil pan the weight of the transmission must be distributed evenly on the lifting fixture. Failure to do so could damage the oil pan and transmission.

  18. Raise the transmission slightly with a transmission jack (1) to relieve load on the crossmember.
    GC0152195Courtesy of CHRYSLER GROUP, LLC
  19. Remove the crossmember bolts (1), the transmission mount bolts (2) and remove the crossmember.
    GC0152198Courtesy of CHRYSLER GROUP, LLC
  20. Remove the Right Hand (RH) transmission to engine bolts (1).
    GC0152197Courtesy of CHRYSLER GROUP, LLC
  21. Remove the Left Hand (LH) transmission to engine bolts (1).
    GC0152205Courtesy of CHRYSLER GROUP, LLC
  22. Remove the remaining transmission to engine bolts (1, 2).
  23. Hold the torque converter in place during transmission removal.
  24. Lower the transmission and remove the transmission from the vehicle.
    GC0152214Courtesy of CHRYSLER GROUP, LLC
  25. Remove the four transmission mount bolts (2) and the transmission mount (3).
  26. Remove the four adapter bracket bolts (1) and the adapter bracket (4).
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