absolutely not, normal silicon melts at much too low of a temperature to put on exhaust. They make a special paste that comes in a tube that you put on exhaust holes and it hardens under the high temperatures. I have used it on my truck and it works really well.
Yes. You should use a high temperature silicon sealant.
order a replacement seal from the dealers and fit, you can use silicon as a temp fix
To stop an exhaust leak on a Ford F-150, first, identify the source of the leak by inspecting the exhaust system for cracks, holes, or loose connections. If the leak is caused by a damaged gasket or joint, replace the faulty parts. For minor leaks, you can use high-temperature exhaust sealant as a temporary fix. Ensure all bolts and clamps are tightened properly to prevent future leaks.
Use silicone caulk color matched to the siding.
You could use larger screws.
To fix holes in wood, you can use wood filler or putty to fill in the hole, sand it down once it's dry, and then paint or stain the wood to match the surrounding area.
depends on whether the exhaust is blowing from the top or the the bottom of the the exhaust, if from the top you will need an exhast bandage which might fix the problem, if under neath use exhaust putty such as gun gum , if the muffler rattles when you rev the engine,sorry but you will have to buy a new one this is not repairable.
To fix door hinge holes effectively, you can use wooden dowels and wood glue. First, remove the hinge from the door and fill the holes with wood glue. Then, insert wooden dowels into the holes and let the glue dry. Once the glue is set, trim the dowels flush with the door surface and reattach the hinge. This method provides a strong and durable fix for door hinge holes.
Plumbers tape. its a metal strip with holes in to put a small nut&bolt through
To fix loose screw holes, you can use wooden toothpicks or matchsticks dipped in wood glue to fill the hole. Allow it to dry before reinserting the screw. Alternatively, you can use a larger screw or insert a plastic wall anchor for a more secure hold.
To fix holes in vinyl siding, you can use a vinyl siding repair kit or patch the hole with a piece of matching vinyl siding. Clean the area around the hole, apply adhesive or caulk, and then attach the patch.
To fix loose door hinges, you can tighten the screws on the hinges using a screwdriver. If the screws are stripped or the holes are worn out, you can use longer screws or fill the holes with wooden toothpicks or dowels before reattaching the hinges.