8HP70 Automatic Transmission (Service Information): Removal

Put transmission in neutral.
Disconnect and isolate the negative battery cable.
Raise and support the vehicle. Refer to HOISTING, STANDARD PROCEDURE .
Disconnect the right and left bank up stream oxygen sensors.
Remove the drive shaft. Refer to REMOVAL .
Remove the starter. Refer to STARTER, REMOVAL .

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Remove the inspection cover bolt and the inspection cover.

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Disconnect the Manual Park Release (MPR) cable (1) from the MPR lever (2).

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Remove the bolts (1) from the MPR cable bracket (3) and position the MPR bracket/cable (2, 3) aside.

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The torque converter is attached with three sets of two bolts (1) 120° apart as shown.

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Rotate the crankshaft in a clockwise direction for access, and through the starter opening, remove the six torque converter bolts (1).

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Turn the locking mechanism lock (1) of the adapter plug connector (2) counter-clockwise to release the lock.

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Remove the adapter plug connector (1) from the transmission.

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Disconnect the wiring harness (1) from the transmission.

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Disconnect the transmission fluid cooler lines (1) at the fittings (2) by removing the clips (3).

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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.
Raise the transmission slightly with a transmission jack (1) to relieve load on the crossmember.

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Remove the crossmember bolts (1) and remove the crossmember.
Remove the rear support and isolator bolts (2) and remove the rear support and isolator.

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Remove the transmission to engine bolts (1) on the Right Hand (RH) side.

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Remove the transmission to engine bolts (1) on the Left Hand (LH) side.

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Remove the remaining transmission to engine bolts (1, 2).
Hold the torque converter in place during transmission removal.
Lower the transmission and remove the assembly from the vehicle.

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Remove the transmission mount bolts (2) and the transmission mount (3).
Remove the four adapter bracket bolts (1) and the adapter bracket (4).