this is along gruling discussion idk where to start i was getting reduced power code now and them now my engine runs like the knock sensor is no good so i desided to attempt to change the knock sensor but havent been able to find it or figure out any other causes of it running on reduced power meaning it wont run more than 3k rpm and in gear go more then 20 mph before spitting and sputtering anyone have a clue id greatly appreicate any imput