Drive Unit - Rear - Small - Remove And Install: Removal
- Remove the rear subframe. See Small RDU .
- Move the subframe fixture and transmission jack to the gantry area.
- Place a coolant catcher under the subframe fixture.NOTE: The 2 coolant hoses that are still attached to the small rear drive unit are removed as an assembly.
- Release the clip that attaches the coolant hoses to the rear subframe.
- Release the clip that attaches the low voltage harness to the coolant hoses.
- At the front of the small rear drive unit, remove the bolt that attaches the coolant hose bracket (torque 5.5 N.m).
- Plug the holes for the HV cables.CAUTION: Do not allow coolant to enter the openings for the HV cables.
- Disconnect the 2 coolant hoses from the front LH side of the small rear drive unit.
- Disconnect the 2 coolant hoses from the RH side of the small rear drive unit.
- On each side of the rear subframe, release the 2 grommets that attach the wheel speed sensor harness.
- On each side of the rear subframe, remove the bolt that attaches the upper link to the knuckle (torque 140 N.m).
- On each side of the rear subframe, remove the bolt that attaches the toe link to the knuckle (torque 130 N.m).
- Position the axle remover cable around the inner joint of the LH small rear drive unit halfshaft, and then use a cable tie to hold the axle remover cable in position.
Axle removed from small rear drive unit for demonstrations purposes
- Hook the axle remover slide hammer on the 2 axle remover cable loops, and then use the slide hammer to remove the halfshaft from the small rear drive unit.
- Repeat the previous 2 steps to remove the RH small rear drive unit halfshaft.
- Remove and discard the cable tie that attaches the NVH pad to the small rear drive unit.
- Working from behind the small rear drive unit, release the hook-and-loop straps that attach the NVH pad.
- Working in front of the small rear drive unit, remove the clip that attaches the NVH pad to the LH side motor mount.
- Pull the NVH pad outboard to remove it.
- Remove the NVH pad from the LH side of the small rear drive unit:
- Remove the bolt that attaches the front of the small rear drive unit to the rear subframe (torque 90 N.m).
- Remove the bolt that attaches the rear of the small rear drive unit to the rear subframe (torque 90 N.m).
- Remove the 3 bolts that attach the LH side motor mount to the small rear drive unit (torque 22 N.m).NOTE: This causes the LH side of the small rear drive unit to drop slightly.
- Remove the bolt that attaches the LH side motor mount to the rear subframe (torque 90 N.m).
- Push the LH side motor mount outboard.
- Attach the blue, red, and yellow sling mounts of the sling tool to the small rear drive unit.NOTE: The black sling mount is not used in this procedure.
1 Red sling mount 2 Blue sling mount 3 Yellow sling mount NOTE: When securing the yellow sling mount, use the hoist ring with the sleeve spacer.1 Sleeve spacer - Secure the sling tool to the gantry.
- Lift the small rear drive unit out of the rear subframe.
- Set the small rear drive unit down onto a pallet, and then remove the sling tool from the gantry and from the small rear drive unit.