Upper Control Arm
1. Raise and support vehicle.
2. Remove cotter pin and nut, then, using tool 09610-20012 or equivalent, disconnect suspension arm from rear axle carrier.
3. Remove suspension arm attaching nut and the suspension arm.
4. Reverse procedure to install. Torque suspension arm to rear axle carrier attaching nut to 36 ft. lbs. and the suspension arm attaching nut to 64 ft. lbs.