8HP95 Automatic Transmission (Service Information): Removal
The transmission and torque converter must be removed as an assembly to avoid component damage. The converter driveplate, oil pump, or oil seal can be damaged if the converter is left attached to the driveplate during removal. Be sure to remove the transmission and converter as an assembly.
If the transmission is being reconditioned (clutch/seal replacement) or replaced, it is necessary to perform the Transmission Control Module (TCM) Adaptation Procedure using the scan tool. Refer to TRANSMISSION CONTROL MODULE (TCM) ADAPTATION .
- Disconnect the battery negative cable.
- Raise and support the vehicle.
- Remove the rear section of exhaust. Refer to MUFFLER, EXHAUST, REMOVAL .
- Remove the heat shield below rear driveshaft.
- If equipped, remove skid plates. Refer to UNDER BODY PROTECTION
.
- Disconnect the Manual Park Release (MPR) cable (1) from the lever (2).
- Rotate the MPR lever (2) forward to engage neutral position and secure it with a suitable zip tie (3).
- Remove the rear driveshaft. Refer to SHAFT, DRIVE, REAR, REMOVAL
.
- Support the transmission with a suitable jack.NOTE:
Be careful not to damage to transmission pan.
- Remove the transmission mount nuts (2).
- Remove the cross-member bolts (1 and 3).
- Remove the cross-member.
- Remove the transfer case. Refer to REMOVAL .
- Remove the right and left side catalytic converters. Refer to CONVERTER, CATALYTIC, REMOVAL
.
.
- Remove the starter. Refer to STARTER, REMOVAL
.
.
- Remove the transmission to engine structural cover bolts (1).NOTE:
The left front bolt (2) must be removed with the structural cover.
- Completely loosen the left front bolt (2) and remove the structural cover.
- Disconnect the transmission wire harness connector (1). Turn the connector counter-clockwise to release.
- Detach all remaining wiring harness from the transmission.
- Remove the wiring harness bracket (1) from the right side of the torque convertor housing.NOTE:
Removing this bracket will gain clearance to the under body.
- Release the locking tab (1) from the MPR cable (2) and remove the cable from the bracket (3).
- Unclip the Jiffy Tite locking covers (1) and slide them back onto the transmission lines.
- Using (special tool #9546, Disconnect Tool) remove the trans cooler lines.
- Disconnect trans vent hose.
- Disconnect left front cooler line clip (1).NOTE:
There are three sets of 2 torque converter bolts located 120° apart from each other.
- Remove the six torque converter bolts (1).
- Remove the engine to transmission and transmission bolts (3 and 4).NOTE:
It may be necessary to support the rear of the engine during transmission removal.
- Carefully work transmission (2) and torque converter assembly rearward off the engine (1) block dowels.NOTE:
Be careful not to damage or bend the transmission oil cooler lines.
- Hold torque converter in place during transmission removal.
- Lower transmission and remove assembly from under the vehicle.
- To remove the torque converter, carefully slide the torque converter out of the transmission.