Upper Control Arm: Installation
- If upper control arm bumper is deteriorated or damaged, install NEW bumper. Mount upper control arm on vehicle. Install pivot bolts, washers and NEW pivot bolt nuts.CAUTION: When installing upper ball joint stud nut, tighten nut to align cotter pin hole. DO NOT tighten ball joint stud nut more than an additional 1/6 turn to align cotter pin hole. Complete tightening of upper ball joint stud nut with vehicle at proper ride height.
- Ensure pivot bolt heads are facing inward. Connect steering knuckle to upper ball joint studs. To complete installation, reverse removal procedure. Tighten bolts and nuts to specification. See TORQUE SPECIFICATIONS table.
- Lower vehicle. Check wheel alignment and adjust ride height. See SPECIFICATIONS & PROCEDURES - TRUCKS article in WHEEL ALIGNMENT. Complete tightening of upper control arm pivot bolts and nuts with vehicle at proper riding height.