What is needed to replace the lower Control Arm bushings in the front are the following tool. Front drive axle boot retainer (J 16117 - A 36133), rear leaf spring mounting brace (J 21452), rear shock absorber-mounting stud, rear axle bearing (J 21516), rear axle rubber boot (A 36137), rear wheel stud 15-16x1 with a washer (J 14253), lateral link rod (J 22758-7), tire balancing block (GM 45466 - M), valve body drain plug (B-24-110), and front rod x-frame bearing (J 21474). In the beginning, take off the lower Control Arm and place it in a vice clutch. Make a mark on the lower Control Arm along the flat edge of the bushing flange. Apply high pressure lubricant (J 23444-A) on threads of puller bolt (J 21474-27). Assemble the bushing removal tools: puller bolt (J 21474-27), driven sprocket support bearing installer (J 34126), front knuckle support (J 35379), bushing installer (J 21474-2), and nut (J 21474-4), then tighten nut (J 21474-4) and disassemble the tools. For installation, it is advisable to have the lower Control Arm vertical bushing installed properly in order that the original vehicle ride and handling is maintained. Lining up the flat side of the bushing flange with the mark on the Control Arm should have the bushing 30 degree from the centerline, and it should also have the thin slot pointing outboard. Drive the bushing into the Control Arm, and apply high pressure lubricant (J 23444-A) into the threads of puller bolt (J 21474-27); assemble the installation tools. Puller bolt (J 21474-27), bushing installer (J 21474-13), bushing installer (J 21474-5) and nut (J 21474-4). Tighten nut (J 21474-4), dismantle the tools, and eventually, install the lower Control Arm.