The answer to your windshield wipers making a banging noise could be a number of different reasons. It could be because they need to be replaced or it's something off track. The best way to find out the answer is either take your car to a mechanic or you could by new wiper blades and see if that works.
The cowl is located under the bottom of your windshield and under the hood where your windshield wipers are.
Did you try moving the wipers arms a notch or two so when they start they are not at the bottom of the windshield but rather an inch or so above the bottom edge of the windshield to make them sweep farther to the outside?
Windshield wipers don't work
Why are there windshield wipers inside the car?
Weather strip Belt molding
Replace the windshield wipers.
there are small screws/ bolts in the windshield wiper cowl(grill) all along the cowl that need to be taken out, then you need to pull up on the bottom of the wipers to get them off.
Mary Anderson invented windshield wipers in 1903.
When purchasing windshield wipers that work intermittently, they can be any windshield wipers that are the correct size. The ability to work intermittently is a wiring/fuse ordeal. This does not play a part in the selection of windshield wipers that you choose from.
The windshield wipers go back in forth if you now now what i mean
A bad relay switch will cause the windshield wipers to not turn off. Replace the relay switch and the windshield wipers should turn off.
replaceing windshield wipers toyota truck