UPPER CONTROL ARM
DESCRIPTION
The upper suspension arms are forged steel and use rubber bushings at each end of the arm.OPERATION
The arms mount to the unibody frame rail bracket and the knuckle. The arm and bushings provide location and react to loads from the road. The bushings provide isolation from the road.
REMOVAL
1. Raise vehicle and support the axle.
2. Remove the tire and wheel.
3. Remove the inner fender well (2).
4. Remove the upper ball joint retaining nut.
5. Seperate the upper ball joint (2) from the knuckle (3) using special tool #8677 (1).
6. Remove the nut and bolt (1) securing the upper control arm (5) to the body.
7. Remove the upper control arm (5) from the vehicle.
INSTALLATION
1. Install the upper control arm (5) to the vehicle.
2. Install the nut and bolt (1) securing the upper control arm (5) to the body and tighten to 108 N·m (80 ft lbs)..
3. Install the upper ball joint (2) into the knuckle (3).
4. Install the upper ball joint retaining nut (4) and tighten the nut to 95N·m (70 ft.lbs.).
5. Install the inner fender well (2).
6. Install the tire and wheel.
7. Remove the supports and lower the vehicle.
8. Perform a wheel alignment (Refer to 2 - SUSPENSION/WHEEL ALIGNMENT - STANDARD PROCEDURE).