Front Lower Control Rear Arm Replacement

Fig 1: Front Lower Control Rear Arm, Bolt And Nuts

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
Preliminary Procedures 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 front position sensor link from the lower control arm, if equipped.
1	Front Rear Lower Control Arm Nut CAUTION: Refer to Fastener Caution . Procedure Using the J-43631 separator , remove the front rear lower control arm from the knuckle. Using a torque angle meter, tighten the nut. Tighten First Pass: 40 N.m (30 lb ft) Final Pass: plus 90 degrees Special Tools J-43631 Ball Joint Separator For equivalent regional tools, refer to Special Tools .
2	Front Lower Control Arm Rear Nut
3	Front Lower Control Arm Bolt Tighten First Pass: 50 N.m (37 lb ft) Final Pass: plus 120 degrees
4	Front Lower Control Arm Procedure Transfer the electronic position sensor link ball stud from the old control arm to the new control arm, if equipped. Check and adjust the front wheel alignment, if needed. Refer to Front Camber Adjustment .