Upper Control Arm Replacement (1500)

Fig 1: View Of Upper Control Arm & Components

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
Preliminary Procedures Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle . Remove the front tire and wheel assembly. Refer to Tire and Wheel Removal and Installation .
1	Upper Ball Joint Nut NOTE: Refer to Fastener Notice . Procedure Disconnect the electronic suspension control link connector. Place a suitable support under the lower control arm and load the suspension. Use the J-42188-B to separate the ball joint from the steering knuckle. See Special Tools . Tighten: 50 N.m (37 lb ft) Special Tool: J-42188-B Ball Joint Separator. See Special Tools .
2	Wheel Speed Sensor Wire Bolt Tighten: 10 N.m (89 lb ft)
3	Brake Hose/Wheel Speed Sensor Harness Retainer Bolt Tighten: 9 N.m (80 lb in)
4	Upper Control Arm Nut (Qty: 4) Tighten: 190 N.m (140 lb ft)
5	Upper Control Arm Alignment Cam (Qty: 4)
6	Upper Control Arm Bolt (Qty: 2)
7	Upper Control Arm Tip: Verify wheel alignment. Refer to Wheel Alignment Specifications