Lower Control Arm
Removal & Installation
- Raise and support the vehicle.
- Remove the tire and wheel.
- Remove the torsion bar from the lower control arm.
- Remove the steering linkage shield.
- Remove the stabilizer shaft link from the lower control arm.
- Remove the stabilizer shaft bracket bolts.
- Lower the stabilizer shaft.
- Remove the shock absorber lower mounting bolt.
- Compress the shock absorber.
- Remove the steering knuckle.
- Remove the lower control arm to the crossmember and the frame bracket mounting nuts and bolts.
Remove the lower control arm from the frame.
- Install the front leg of the lower control arm into the crossmember before installing the rear leg into the frame bracket.
- Install the lower control arm mounting bolts in the direction shown.
- Tighten the nuts with the lower control arm at the proper trim height. Tighten the nuts and the bolts with the front suspension loaded.
- Install the lower control arm mounting nuts and tighten to 81 ft. lbs. (110 Nm).
- Install the steering knuckle.
- Install the shock absorber lower mounting bolt and tighten to 54 ft. lbs. (73 Nm).
- Raise the stabilizer shaft, install the stabilizer shaft bracket bolts and tighten to 48 ft. lbs. (65 Nm).
- Install the stabilizer shaft link to the lower control arm.
- Install the steering linkage shield.
- Install the torsion bar.
- Install the tire and wheel.
- Lower the vehicle.
- Check the front wheel alignment.
Upper Control Arm
Removal & Installation
Remove or disconnect the following:
NOTEThe 4WD vehicles do not use shims to adjust the front wheel alignment. Instead, the upper control arm bolts are equipped with cams, which are rotated to achieve caster and camber adjustments. In order to preserve adjustment and ease installation, matchmark the cams to the control arm before removal. If the control arm is being replaced, transfer the alignment marks to the new component before installation.
Tire and wheel assembly
Front and rear nuts retaining the control arm retaining bolts to the frame
- If the bushings are being replaced, use a suitable bushing service set to remove the bushings from the arm.
Install or connect the following:
Bushing service set to drive the new bushings into the control arm, if removed
Align the cams to the reference marks made earlier, then tighten the end nuts to 85 ft. lbs. (115 Nm).
Ball joint to the knuckle
- Check and adjust the front end alignment, as necessary.