Front Steering Knuckle: Service and Repair

Steering Knuckle Replacement

Removal Procedure

1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle (Service and Repair).
2. Remove the brake caliper and rotor. Refer to Front Brake Rotor Replacement (JL9, J55, J56) (Front Brake Rotor Replacement (JL9, J55, J56))Front Brake Rotor Replacement (J57) (Front Brake Rotor Replacement (J57)) and Front Brake Caliper Replacement (JL9, J55) (Front Brake Caliper Replacement (JL9, J55))Front Brake Caliper Replacement (J56) (Front Brake Caliper Replacement (J56))Front Brake Caliper Replacement (J57) (Front Brake Caliper Replacement (J57)).
3. Remove the stabilizer shaft link from the lower control arm. Refer to Stabilizer Shaft Link Replacement (Front Suspension).




4. Disconnect the wheel speed sensor electrical connector.
5. Using a block of wood and an hydraulic jack stand, support the lower control arm.
6. Separate the steering linkage outer tie rod ball stud from the steering knuckle. Refer to Steering Linkage Outer Tie Rod Replacement (Steering Linkage Outer Tie Rod Replacement).
7. Separate the upper control arm ball joint stud from the steering knuckle. Refer to Upper Control Arm Replacement (Upper Control Arm Replacement).
8. Separate the lower ball joint stud from the steering knuckle. Refer to Lower Control Arm Replacement (Lower Control Arm Replacement).
9. Remove the steering knuckle from the vehicle.

Installation Procedure




1. Install steering knuckle to the lower control arm. Refer to Lower Control Arm Replacement (Lower Control Arm Replacement).
2. Install the steering knuckle to the upper control arm. Refer to Upper Control Arm Replacement (Upper Control Arm Replacement).
3. Remove the block of wood and the hydraulic jack stand.
4. Install the steering linkage outer tie rod ball stud to the steering knuckle. Refer to Steering Linkage Outer Tie Rod Replacement (Steering Linkage Outer Tie Rod Replacement).
5. Install the stabilizer shaft link to the lower control arm. Refer to Stabilizer Shaft Link Replacement (Front Suspension).




6. Connect the wheel speed sensor electrical connector.
7. Install the brake rotor and caliper. Refer to Front Brake Rotor Replacement (JL9, J55, J56) (Front Brake Rotor Replacement (JL9, J55, J56))Front Brake Rotor Replacement (J57) (Front Brake Rotor Replacement (J57)) and Front Brake Caliper Replacement (JL9, J55) (Front Brake Caliper Replacement (JL9, J55))Front Brake Caliper Replacement (J56) (Front Brake Caliper Replacement (J56))Front Brake Caliper Replacement (J57) (Front Brake Caliper Replacement (J57)).
8. Install the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation (Service and Repair).
9. Lower the vehicle.
10. Check the front wheel toe and adjust as necessary. Refer to Wheel Alignment - Steering Wheel Angle and/or Front Toe Adjustment (Wheel Alignment - Steering Wheel Angle and/or Front Toe Adjustment).