UPPER CONTROL ARM
DESCRIPTION
The upper suspension arms are steel and use rubber bushings at each end of the arm. The arms mount to the frame rail bracket and the axle brackets.OPERATION
The arm and bushings provide location and react to loads from the axle. The bushings provide isolation from the axle.
REMOVAL
1. Raise and support the vehicle.
2. Remove electrical clip from the control arm clevis bracket If equipped.
3. Remove the upper suspension arm nut and bolt (1) at the axle bracket.
4. Remove the nut and bolt (1) at the frame rail and remove the upper suspension arm (2).
INSTALLATION
1. Position the upper suspension arm (2) at the axle and frame rail.
NOTE: Axle bolt must be installed from the inboard to outboard.
2. Install the bolts and finger tighten the nuts (1).
3. Remove the supports and lower the vehicle.
4. Tighten the bolt at the axle and frame brackets to 102 N·m (75 ft. lbs.).