HELLO I PLUGGED IN MY CODE SCANNER AND THE CODES...
1996 Ford F-150
January, 1, 2013 AT 4:36 PM
Hello, I plugged in my code scanner and the codes came up P0171, P0443, and P0174. I think there is a vacuum leak somewhere. I do know the valve cover gasket is leaking on it as well. There is a bad crackle as you accelerate in it. Any suggestions?