I don't know where to look for a small leak PO442?
Where do I look for PO 442 EVAP Emissions Control System Leak small on 2000 Lincoln Town Car
2 answers 1 comment
ck the gas cap o ring for cracks or flatened seal. repl if orignal its a very cheap guess
Agree with greg but use oe part!
Have the system smoked by a mechanic not expensive!