It is very unlikely that anything you did damaged the fuel pump. It is plausible, however, that your fuel pump has been on its way out all this time. You need to put a pressure gauge in it to see what is going on with the fuel pressure.
It is very unlikely that anything you did damaged the fuel pump. It is plausible, however, that your fuel pump has been on its way out all this time. You need to put a pressure gauge in it to see what is going on with the fuel pressure.