So I'm dealing with the p0171 code and the left is 16.4 and my soft is 20.3 switched all the vacuum lines to silicon and sprayed all around the SC ad can't find a leak mods are wizaired cai box 3.6 pulley SD headers and zzp exhaust system looking to get fixed going to order a smoke machine to help diagnosis leaks also gen v blower swap don't knowif I have the vacuum routing right