Support Replacement

Support Replacement

Tools Required

J 45059 Angle Meter


Removal Procedure

1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle
2. Remove the tires and wheels. Refer to Tire and Wheel Removal and Installation (Service and Repair)
3. Remove the rear muffler assembly from the vehicle. Refer to Muffler Replacement (LAT, LZ4) Muffler Replacement (LY7) .





Important: If lowering the support to service other rear suspension components, perform steps 4, 5, 7, 9, 10, 11, and 12.


4. Remove the park brake cable retaining bolt (3), park brake cable (1), from the trailing arm assemblies (2).
5. Disconnect the wheel speed sensor electrical connector at the right rear trailing arm mounting bracket.
6. Remove the wheel speed sensor wiring harness from the trailing arm bracket at the right rear of the vehicle.
7. Remove the toe links from the from the vehicle. Refer to Toe Link Replacement (Rear Suspension) .
8. Remove the lower control arms from the vehicle. Refer toRear Axle Lower Control Arm Replacement (Rear Axle Lower Control Arm Replacement) .
9. Remove the rear knuckles from the vehicle. Refer to Knuckle Replacement (Rear Suspension) .
10. Secure the rear support to a transmission jack stand.




11. Remove the upper shock absorber mounting bolts (1).




12. Remove the mounting bolts for the support.
13. With the aide of an assistant, lower the support.
14. Remove the support from the transmission jack stand.




15. Remove the wheel speed sensor wiring harness from the upper control arms and the support.




16. Remove the upper control arm nuts and bolts from the support.
17. Remove the upper control arms from the support.
18. Remove the stabilizer shaft from the support.



Installation Procedure

Important: When transferring any suspension components, refer to each suspension component replacement procedure for the proper torque specifications.



1. Install the rear stabilizer shaft assembly on the support. Refer to Stabilizer Shaft Replacement (Rear Suspension) .




2. Install the upper control arm on the support.
3. Install the upper control arm nuts and bolts to the support. Refer to Rear Axle Upper Control Arm Replacement (Rear Axle Upper Control Arm Replacement) .




4. Install the wheel speed sensor wiring harness on the upper control arms and the support.
5. Secure the rear support to a transmission jack stand.
6. Raise the support into position with the aide of an assistant.





Notice: Refer to Fastener Notice .

7. Install the support mounting bolts.

Tighten the support mounting bolts to 100 N.m (74 lb ft). Using the J 45059 , rotate the support mounting bolts an additional 30°.

8. Remove the transmission jack from the support.
9. Install the knuckle assembly to the support. Refer to Knuckle Replacement (Rear Suspension) .
10. Install the upper shock absorber nuts. Refer to Shock Absorber Replacement (Shock Absorber Replacement) .
11. Install the lower control arm assembly. Refer to Rear Axle Lower Control Arm Replacement (Rear Axle Lower Control Arm Replacement) .
12. Install the toe links to the support. Refer to Toe Link Replacement (Rear Suspension) .




13. Install the park brake cable retaining bolt (3), park brake cable (1), on the trailing arm assemblies (2).
14. Install the rear wheel speed sensor wiring harness to the right rear trailing arm mounting bracket.
15. Reconnect the wheel speed sensor electrical connector at the right rear trailing arm.
16. Install the rear muffler assembly. Refer to Muffler Replacement (LAT, LZ4) Muffler Replacement (LY7) .
17. Install the tire and wheel assemblies. Refer to Tire and Wheel Removal and Installation (Service and Repair) .
18. Lower the vehicle.
19. Realign the rear suspension. Refer to Wheel Alignment Measurement (Service and Repair) .