1. Clean the surface of the bumper: Using a mixture of warm water and car cleaner or soapy water, thoroughly clean the surface of the bumper. Surface dirt and rust can be removed by gently scrubbing with a sponge or soft brush.
2. Remove rust: For slight rust, you can use fine sandpaper or wire brush to gently wipe to remove rust on the surface. For more severe rust, it may be necessary to use a metal grinding wheel or a rust remover.
3. Apply antirust agent: After cleaning and removing rust, you can apply a layer of antirust agent on the surface of the bumper. Rust inhibitors can help protect metal from further oxidation and rust.
4. Touch-up paint: If the surface of the bumper is severely corroded or damaged, it may need to be repaired by painting. You can choose a paint job that matches the original color of your vehicle, or seek a professional auto restoration service for a paint restoration.
Note that these steps apply to light rust in general. If the bumper is very rusted or has caused structural damage, SHINESELL AUTO recommends consulting a professional car repair service, who can provide more appropriate repair suggestions or make necessary replacements according to the specific situation.