Lower Control Arm Replacement

WARNING: This page is about a different car, the 2015 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Lower Control Arm (GNA)

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 .
1	Steering Knuckle Nut CAUTION: Refer to Fastener Caution . Procedure Support the knuckle with the proper jack stand. Using a suitable tool, open the pinch joint on the steering knuckle and disconnect the lower control arm ball joint from the knuckle. NOTE: ALWAYS use the appropriate tools to separate the pinch joint on the steering knuckle at the front lower control arm ball joint. Tighten First Pass to 50 N.m (37 lb ft). Second Pass loosen to 120 degrees. Final Pass to 50 N.m (37 lb ft) + 45 degrees.
2	Steering Knuckle Bolt 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. Procedure Discard the bolt. DO NOT re-use, replace with NEW.
3	Front Lower Control Arm Front Nut
4	Front Lower Control Arm Front Bolt 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. Procedure Discard the bolt. DO NOT re-use, replace with NEW. Tighten 100 N.m (74 lb ft) + 90 degrees
5	Front Lower Control Arm Rear Nut (Qty: 2)
6	Front Lower Control Arm Rear Bolt (Qty: 2) 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. Procedure Discard the bolt. DO NOT re-use, replace with NEW. Tighten 100 N.m (74 lb ft) + 90 degrees
7	Front Lower Control Arm Rear Bushing Bolt 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. Procedure Discard the bolt. DO NOT re-use, replace with NEW. Load the front suspension with the proper jackstand before tightening the bolt to specification. Use the GE-6600-2 wrench to tighten the NEW bolt to specification. NOTE: Tighten the front lower control arm bushing bolt with the vehicle at ride height. Tighten 55 N.m (41 lb ft) + 100 degrees Special Tools GE-6600-2 Torque Wrench For equivalent regional tools. Refer to Special Tools .
8	Front Lower Control Arm Procedure Verify the wheel alignment. Refer to Wheel Alignment Specifications .