In order to eliminate rust from a car, grind the rust with sandpaper, apply rust converter and then paint on top of the converter. Use safety precautions, such as safety glasses and gloves, when removing rust from a car with help from an auto mechanic in this free video on car repair and diagnostics. Expert: Tom Brintzenhofe Bio: Thomas Brintzenhofe has been a certified mechanic for the past 14 years, and a certified master mechanic for the past eight years. Filmmaker: Reel Media LLC