Soak the cloth in white vinegar and wipe all rusted areas.
How to fix rust on bottom of garage door.
How to fix a rusting bottom panel on a garage door.
Rinse and allow to dry.
In this video i focus on door bottom rust repair and will be showing you how to remove and replace a lower door skin on a car or truck.
Dip an old cloth in white vinegar do not use cider or spiced vinegar and wipe the rusted areas with a steel wool pad.
Close the garage door.
An alternate product might be corroseal which is a rust converter and latex primer in one which can then be topcoated with a latex paint.
Dip a cloth into white vinegar and wipe the rusty area.
Cleaning steel and aluminum doors.
Clean the bottom panel of the garage door with warm water and a grease fighting dish washing liquid.
Scrub the rust off with a steel wool pad.
Brush the door with soap and water starting at the bottom where the rust is concentrated.
First clean the entire door with the water and dishwashing liquid.
Rinse thoroughly and let dry.