Installation Procedure

Fig 1: Identifying Front Lower Control Arm, Nuts And Bolts
Courtesy of GENERAL MOTORS COMPANY

Position the front lower control arm (2) on the vehicle.

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.

NOTE:

Install ALL of the front lower control arm bolts and nuts before tightening.
The front lower control arm and front suspension should be brought to trim height level BEFORE any fasteners are tightened to specification.

Front Lower Control Arm Front Bolt (5) - Install
Install a NEW bolt.
Front Lower Control Arm Front Nut (4) - Install, but do NOT tighten
Install a NEW bolt.

CAUTION:

Refer to Fastener Caution .

Front Lower Control Arm Front Bolt (5) - Tighten
Tighten
1. First Pass: 100 N.m (74 lb ft)
2. Final Pass: (90 - 105 degrees)
Steering Knuckle Bolt (1) - Install
Install a NEW bolt.
Steering Knuckle Nut (3) - Install and tighten
Tighten
1. First Pass: 115 N.m (85 lb ft)
2. Final Pass: (120 - 135 degrees)
Courtesy of GENERAL MOTORS COMPANY

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

Install NEW bolts.
Front Lower Control Arm Rear Nut (1) - Install and tighten [2x]
Install NEW nuts.

Tighten
1. First Pass: 100 N.m (74 lb ft)
2. Final Pass: (75 - 90 degrees)
Connect any harnesses or retainers previously disconnected from the front lower control arm.
If equipped, connect the electronic suspension front position sensor to the front lower control arm.
Install the front tire and wheel assembly. Tire and Wheel Removal and Installation (With J64)Tire and Wheel Removal and Installation (With J55)
Measure and adjust the wheel alignment. Wheel Alignment Measurement