Section 21 (Mp3023 Transfer Case (Service Information)): Removal
Always secure your vehicle by fully applying the parking brake, before activating the Manual Park Release. Activating the Manual Park Release will allow your vehicle to roll away if it is not secured by the parking brake or by proper connection to a tow vehicle. Activating the Manual Park Release on an unsecured vehicle could lead to serious injury or death for those in or around the vehicle.
- Engage the Manual Park Release (MPR) lever.
- Raise vehicle.NOTE:
The air suspension system will auto-disable when lifted on a frame hoist, or when jacking one corner of the vehicle. The air suspension may attempt to change height slightly prior to switching to auto-disable. A manual disable is also available by pressing the "Up" and "Down" switches of the terrain select switch simultaneously for more that 5 seconds. The air suspension system will return to normal operation when the vehicle speed reaches 25 KPH (15 MPH).
- Remove transfer case fill plug (1) and drain plug (2) to drain transfer case lubricant.
- Support transmission (3) with jack stand.
- Remove skid plate, if equipped.CAUTION:
Do not allow propeller shafts to hang at attached end. Damage to joint can result.
- Disconnect front propeller shaft from transfer case at companion flange. Remove rear propeller shaft from vehicle. Refer to SHAFT, DRIVE, REAR, REMOVAL
.NOTE:
It may be necessary to remove the heat shield to access the t-case connectors.
- Disconnect the transfer case shift motor and mode sensor electrical connector.
- Disconnect transfer case vent hose.
- Support transfer case (1) with transmission jack.
- Secure transfer case to jack with chains.
- Remove bolts (3) attaching transfer case to transmission (2).
- Pull transfer case and jack rearward to disengage transfer case.
- Remove transfer case from under vehicle.