Installation Procedure

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

Fig 1: Identifying Lower Control Arm
Courtesy of GENERAL MOTORS COMPANY
Install the front lower control arm rear nut (2) and bolt (1). Hand tighten the rear nut (2).

Fig 2: Identifying Control Arm Mounting Bolt And Nut
Courtesy of GENERAL MOTORS COMPANY
Install the front lower control arm front nut (4) to the stud (3) and tighten to 195 N.m (144 lb ft).
CAUTION: Refer to Fastener Caution .
Tighten the front rear lower control arm rear nut (2) to 150 N.m (111 lb ft).
NOTE: Use the appropriate size wrench to hold the bolt while torquing the nut.
Connect the lower ball joint in the knuckle.

Fig 3: Identifying Lower Ball Joint Retaining Nut
Courtesy of GENERAL MOTORS COMPANY
Install the ball joint nut and tighten to:
- First Pass: 40 N.m (30 lb ft)
- Final Pass: plus 90°.
Connect the outer tie rod end. Refer to Steering Linkage Outer Tie Rod Replacement .
Install the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation .
Remove the support and lower the vehicle.