Upper Control Arm Replacement (1500)

WARNING: This page is about a different car, the 2010 GMC Sierra, 2010 GMC Cab & Chassis Sierra, and 2010 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Upper Control Arm (1500)

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 CAUTION: Refer to Fastener Caution . Procedure Disconnect the speed sensor electrical 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 . Remove and discard the ball joint nut. Replace with NEW only. Tighten: 50 N.m (37 lb ft) Special Tools: J-42188-B Ball Joint Separator. See Special Tools .
2	Upper Control Arm Nut (Qty: 2) Tighten: 190 N.m (140 lb ft)
3	Upper Control Arm Alignment Cam (Qty: 4)
4	Upper Control Arm Bolt (Qty: 2)
5	Upper Control Arm Procedure: Verify wheel alignment. Refer to Wheel Alignment Specifications