REPLACED FUEL FILTER - FUEL PRESSURE AT 52PSI RUNNING REPLACED SPARK PLUGS & WIRES VALVE COVER GASKETS - CAR CAME BACK WITH P0171 - P0341 - P1599 - P1620 & P0507 - FOUND DEFECTIVE PRESSURE REGULATOR IN PUROLATOR FILTER - REPLACED WITH WIX FILTER & CLEARED CODES - PUT THROUGH DRIVE CYCLE & P0171 CAME BACK CAN NOT FIND ANY VACUUM LEAKS ANY IDEAS?
Aug 2, 2010 at 10:08 PM
