A: 1. Lift the vehicle, remove the rubber sleeve of the control arm, and then remove the two ends of the control arm. Choose two iron sleeves of corresponding size to install the new rubber sleeve you bought.2. After the disassembly, remove the screw and remove the rubber cover, which will come off with a slight pull by hand, indicating the quality problem.3. The new control arm sleeve is coated with detergent to lubricate it for easy installation.Use other greases to lubricate the rubber, but not use engine oil.