Drill a hole in it drill a small hole in the center of the dent.
How to repair dents in aluminum siding.
Using sandpaper take off all the paint.
Hopefully the dent will pop out and the siding will be good as new.
Drill a couple of 1 8 inch holes in the part of the siding that contains the dent.
Sand the patch to remove all roughness and paint it to match the siding.
Use a putty knife to scrape the surface level with the siding.
On the bright side aluminum dents and dings are easily repaired without the tools or skills of an experienced technician.
Fill the dent with the two part auto body filler.
It doesn t take a lot of force to pull out the dent.