Rear Axle Lower Control Arm Replacement (GNC)

Fig 1: Rear Axle Lower Control Arm (GNC)

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
Preliminary Procedure Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle . Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation . Remove the rear spring. Refer to Rear Spring, Insulator, and Jounce Bumper Replacement .
1	Rear Suspension Lower Control Arm Inner Nut CAUTION: Refer to Fastener Caution . NOTE: DO NOT torque the nut until all specifications have been checked and/or adjusted. The nut must be tightened at ride height. Tighten First Pass: 90 N.m (66 lb ft) Final Pass: plus 60 degrees
2	Rear Suspension Lower Control Arm Washer
3	Rear Suspension Lower Control Arm Bolt Procedure Remove and discard the bolt and replace with NEW only.
4	Rear Suspension Lower Control Arm Nut
5	Rear Suspension Lower Control Arm Bolt Tighten 70 N.m (51 lb ft) + 90 degrees
6	Rear Lower Control Arm Procedure Check the rear alignment after installation. Refer to Wheel Alignment Measurement .