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How to Replace the Front Control Arm on a Mercedes-Benz C-Class W203

Model: Mercedes Classe C W203 - Years 2000-2007
Part: Control arm

Let's see how to replace the front control arm on a Mercedes-Benz C-Class W203: Loosen the wheel bolts and then lift the vehicle, supporting it on jack stands. Remove the front wheels, then take off the protective cover from the front of the vehicle by removing it from underneath. Clean the mechanical parts with a wire brush and then spray some WD-40. Use a wrench to remove the control arm by taking out the long bolts that hold it in place. Clean the housings well with the wire brush and spray more WD-40. Now insert the new part, securing the top with its long bolt. Secure it on the other side as well, tightening it with the wrench. Spray everything with copper grease. Reinstall the lower cover, then clean the brake rotor with a specific cleaner and put the wheel back in place. Job completed.

Updated on 5 July 2026 by ScegliAuto

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