Removal Procedure

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.

Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
Remove the tire and wheel. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
Remove the upper ball joint to upper control arm pinch bolt and nut.

Fig 1: View Of Upper Control Arm To The Steering Knuckle Pinch Bolt And Nut
Courtesy of GENERAL MOTORS CORP.
Disconnect the upper control arm from the steering knuckle.

Fig 2: View Of ABS Harness

Courtesy of GENERAL MOTORS CORP.

Disconnect the ABS wheel speed sensor wiring harness from the upper control arm.
If removing the left side, remove the battery tray. Refer to Battery Tray Replacement in Engine Electrical.

Fig 3: Prying Out On Inner Fender Body Panel

Courtesy of GENERAL MOTORS CORP.

Gently pry out on inner fender body panel to access forward facing bolt.

Fig 4: Removing/Installing Upper Control Arm

Courtesy of GENERAL MOTORS CORP.

Remove the upper control arm mounting bolts.
Remove the upper control arm.