Wash the car regularly, especially the undercarriage, wheel wells, and lower body panels
Remove road salt, mud, and dirt promptly
Dry the car thoroughly after washing or exposure to rain
Apply wax or paint sealant regularly
Use rustproofing or undercoating treatments
Inspect for chips, scratches, and paint damage often
Touch up paint damage immediately
Repair dents and scratches quickly
Keep drain holes clear
Park in a garage or covered area when possible
Avoid prolonged exposure to moisture and salty conditions
Use mud flaps and splash guards
Clean and protect exposed metal parts
Check and maintain door seals, window seals, and weatherstripping
Treat surface rust as soon as it appears
Replace worn or damaged body panels and trim
Rinse the car after driving on salted roads
Store the car in a dry, well-ventilated place
Apply anti-corrosion spray to vulnerable areas
Keep the interior dry to prevent hidden rust from moisture buildup