Came to house for electrical stove top having issues and causing lights to flicker got there and could not get the issue to happen but customer said lights were flickering and buzzing and breaker was also buzzing as well but could not get any of it to happen but did retighten connections and pull everything apart to take a look at it and everything did look fine but we did connections underneath stove top told customer if it happens again to give us a call back and I will come out there with no charge