The only way to remove tar from siding is by using a petroleum product.
Removing shingle tar from vinyl siding.
Roofing tar is a sticky black substance used to waterproof roofs before shingles are applied or used on flat roofs to improve their ability to resist water damage.
I have a home that a previous owner used tar on the roof.
Tar remover such as turtle bug and tar remover found with automobile products professional grade citrus degreaser available from chemical supply companies.
Sometimes the tar accidentally gets on objects or fabrics and the longer it sits there the harder it dries often making it difficult or challenging to remove it.
Exterior paneling and all exterior sidings removing shingle tar from siding my house has vinyl siding.
Some of it dribbled down the side of the wall.
Best use naphtha and white clothes to wipe.
These products will remove the tar but leave oil behind that will stain your vinyl.
It s been there for years and i afraid to try to scrape or scrub it off for fear of damaging the siding.
If i were you i would have the roofing company replace the siding on your house where the tar is.
Favorite answer you don t want to use diesel or kerosene.