Upper

1. Disconnect battery ground cable.
2. Raise and support vehicle, then remove wheel.
3. Remove caliper and position aside.
4. Remove cotter pin and ball joint nut.
5. Remove upper control arm from knuckle.
6. Remove control arm retaining nuts and bolts, then upper control arm and bushings.
7. Reverse procedure to install, noting the following:
a. Install new control arm nuts and tighten to specifications, nuts must be tightened with control arm in "Z" height. Refer to, Wheels, Tires and Alignment/ Specifications/ Mechanical/ Vehicle Ride Height.
b. Install new cotter pin.