Buick Regal: Steering Knuckle Replacement

Removal Procedure

1.

Front Wheel Bearing and Hub Assembly(1) - Remove.

2.

Steering Linkage Outer Tie Rod(1)@Steering Knuckle - Separate.

3.

Front Lower Control Arm(1)@Steering Knuckle - Separate.

4.

Strut Assembly(1)@Steering Knuckle - Separate.

5.

Remove the steering knuckle (1) from the vehicle.

Installation Procedure

1.

Position the steering knuckle (1) on the vehicle.

2.

Strut Assembly(1)@Steering Knuckle - Install.

3.

Front Lower Control Arm(1)@Steering Knuckle - Install.

4.

Steering Linkage Outer Tie Rod(1)@Steering Knuckle - Install.

5.

Front Wheel Bearing and Hub Assembly(1) - Install.

6. Measure and adjust the wheel alignment.

LOWER CONTROL ARM REPLACEMENT

Special Tools

CH-42188-B Ball Joint Separator

Equivalent regional tools:Special Tools

Removal Procedure

1. Remove the front tire and wheel assembly.

2. If servicing left side - Front Compartment Air Deflector - Remove.

3. If servicing right side - Front Compartment Splash Shield - Remove.

4.

{ If equipped }Link Rod (1)@Ball Stud (2) - Disconnect.

5.

Steering Knuckle Nut(1) - Loosen.

6.

7. Use the CH-42188-B separator (1) to separate the front lower control arm from the steering knuckle.

8. Remove the CH-42188-B separator (1) from the front lower control arm and steering knuckle.

9.

Steering Knuckle Nut(1) - Remove.

10.

Front Lower Control Arm Front Bolt(1) - Remove and DISCARD[2x].

11.

Front Lower Control Arm Rear Nut(1) - Remove[2x].

12. Front Lower Control Arm Rear Bolt(2) - Remove and DISCARD[2x].

13.

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

Installation Procedure

1.

Position the front lower control arm (1) on the vehicle.

2.

CAUTION: This vehicle is equipped with torque-to-yield or single use fasteners. Install a NEW torque-to-yield or single use fastener when installing this component.

Failure to replace the torque-to-yield or single use fastener could cause damage to the vehicle or component.

Front Lower Control Arm Rear Bolt(2) - Install NEW[2x].

3. Front Lower Control Arm Rear Nut(1) - Loosely install[2x].

4.

NOTE: Ensure there are no gaps in the thread locking adhesive along the length of the filled area of the threads on the bolt shafts. Allow the thread locking adhesive to cure approximately 10 minutes before installing the bolts.

Apply thread locking adhesive to the NEW front lower control arm front bolts (1) prior to installation.

5. Front Lower Control Arm Front Bolt(1) - Install NEW and hand tighten[2x].

6.

CAUTION: Refer to Fastener Caution.

Front Lower Control Arm Rear Nut(1) - Tighten[2x].

Tighten

1. First Pass: 100 N.m (74 lb ft)
2. Final Pass: (90 - 105 degrees)

7.

Front Lower Control Arm Front Bolt(1) - Tighten[2x]

Tighten

1. First Pass: 100 N.m (74 lb ft)
2. Final Pass: (90 - 105 degrees)

8.

Steering Knuckle Nut(1) - Install and tighten.

Tighten

1. First Pass: 40 N.m (30 lb ft)
2. Final Pass: (120 - 135 degrees)

9.

{ If equipped }Link Rod (1)@Ball Stud (2) - Connect.

10. If servicing right side - Front Compartment Splash Shield - Install.

11. If servicing left side - Front Compartment Air Deflector - Install.

12. Install the front tire and wheel assembly.

13. Measure and adjust the wheel alignment.

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