Crossmember Replacement - Rear Suspension

Crossmember Replacement - Rear Suspension

Tools Required

J 42055 Transmission Support Fixture

Removal Procedure

1. Raise and support the vehicle. Refer to Vehicle Lifting.
2. Remove the tire and wheel assemblies.




3. Disconnect the wheel speed sensor harness connectors.
4. Disconnect the park brake cables from the actuator levers.
5. Disconnect the electrical connectors from the electronic suspension control (ESC) shock absorbers harnesses, if equipped.
6. Remove the rear suspension position sensors.
7. Disconnect the inner tie rod end studs from the rear crossmember.
8. Disconnect the lower control arms from the crossmember.
9. Support the lower control arms, tie rods, and rear suspension knuckles.
10. Remove the transverse spring.




11. Assemble the J 42055 and install it to a transmission jack.
12. Position and firmly secure the J 42055 with the transmission jack to the transmission. Support the transmission.
13. Remove the transaxle mount lower nuts.
14. Disconnect all the electrical harness retainers from the crossmember.
15. Disconnect the brake pipe retainers from the crossmember.




16. Position a transmission jack under the rear crossmember and firmly secure the crossmember to the jack. Support the crossmember.
17. Using HAND TOOLS ONLY, remove the rear crossmember mounting nuts.
18. Remove the crossmember from the vehicle.
19. Discard the rear crossmember mounting nuts.

Installation Procedure




1. Install the crossmember to the vehicle.
* Align the crossmember dowel pins to the holes in the frame rails.
* Align the transaxle mount studs to the crossmember.

Notice: Refer to Fastener Notice in Service Precautions.

Important: Only use NEW crossmember mounting nuts.


2. Using HAND TOOLS ONLY, install NEW rear suspension crossmember mounting nuts.

Tighten nuts to 110 N.m (81 lb ft).

3. Remove the J 42055 transmission jack from the transmission.
4. Remove the transmission jack from the crossmember.
5. Connect all electrical harness retainers to the crossmember.
6. Connect the brake pipes retainers to the crossmember.
7. Install the transaxle mount lower nuts.
8. Install the transverse spring to the crossmember.
9. Install the lower control arms to the crossmember.
10. Install the inner tie rod end studs to the crossmember.




11. Install the rear suspension position sensors.
12. Connect the electrical connectors to the ESC shock absorber harnesses, if equipped.
13. Connect the park brake cables to the actuator levers.
14. Connect the wheel speed sensor harness connector.
15. Install the tire and wheel assemblies.
16. Lower the vehicle.
17. Measure and adjust the rear trim height as necessary.
18. Perform a rear wheel alignment. Refer to Measuring Wheel Alignment in Wheel Alignment.