The panels should reattach easily.
How to reattach plastic siding.
Inspect the holes in the house that you will screw the shutter into.
At the same time use your hand to push the panel onto the upper locking edge of the panel beneath it.
Press the trigger of the caulk gun until the hole is filled and the caulk emerges slightly from the hole.
Be sure to leave about 1 8 of the nail exposed to allow the siding to flex.
Reposition the shutter on the wall.
Be careful because older siding can become brittle.
If the screw slips right in fill the hole with wood filler.
After you get the siding loosened reattach the corner piece.
Under normal circumstances vinyl siding should not come loose if it was originally hung.
Use it to grab the locking edge of the loose panel and pull downward.
Remove the siding in the reverse of how it was installed.
Insert your caulk into the caulk gun and cut off its tip.
If the shutter was ripped from the house the holes may be stripped.
Put the tip into the hole or crack you are filling.
You may want to wait for a warm day when the siding will be softer and more pliable.
Hgtv expert henry harrison shows how you can reattach it using a vinyl siding removal tool also known as a zip tool.
Slide the tool to within 6 inches of the end of the panel and pull the handle toward you forcing the buttlock open.
First remove the corner piece then slide the zip tool under the siding and loosen it up.
Work down the panel using your hand and the siding tool in this way until the panel has completely snapped back together.
How to retack siding step 1.
Vinyl siding is installed from the bottom up.
If there is no rotten wood visible.
When the the lip clears the track on the panel underneath it release pressure.
Using metal screws with painted heads is an alternate method to install exterior shutters on all types of siding stucco and masonry.