Front Suspension

Lower Control Arm Replacement

Special Tools

CH 47975-A - Ball Joint Remover

For equivalent regional tools, refer to Special Tools Front Suspension.

Removal Procedure

1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle Service and Repair.
2. Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation Service and Repair.
3. Support the steering knuckle with a suitable stand.
4. Disconnect the electric front suspension accelerometer link from the lower control arm, if equipped.




5. Loosen the front lower control arm ball stud nut (2) from the ball joint.
6. Using the CH 47975-A - remover , separate the front lower control arm (3) from the steering knuckle (1).
7. Remove the CH 47975-A - remover.




8. Remove the front lower control arm rear nuts (1) and the front lower control arm rear bolts (2).





Note: Note the position of the brackets.

9. Remove front lower control arm front bolts (1) and the brackets (2).




10. Remove the front lower control arm (1) from the vehicle.

Installation Procedure




1. Position the front lower control arm (1) in the frame.





Caution: Failure to replace the front lower control brackets will cause premature wear and damage to the front lower control arm bushings.

Caution: Refer to Fastener Caution Fastener Caution.

2. Install the front lower control arm front mounting brackets (2) bolts (1) and tighten to:

* First Pass: 100 Nm (74 lb ft).
* Final Pass: plus 90 degrees.




3. Install the front lower control arm rear bolts (2) and the front lower control arm rear nuts (1).
4. Tighten the front lower control arm rear bolts (2) to 80 Nm(59 lb ft).




5. Install the front lower control arm ball stud nut (2) to the ball joint and tighten to:

* First Pass: 30 Nm (22 lb ft).
* Final Pass: plus 130 degrees.

6. Reconnect the electric front suspension accelerometer link to the lower control arm, if equipped.
7. Remove the support from the steering knuckle.
8. Install the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation Service and Repair.
9. Remove the support and lower the vehicle.