2010 CROWN VIC WHEN SHUTTING THE CAR OFF IT SOUNDS LIKE ITS RELEASING A LARGE AMOUNT OF AIR PRESSURE . CHECK ENGIN LIGHT IS FLASHING WHILE DRIVING
2010 CROWN VIC POLICE INTERCEPTOR WHEN SHUTTING THE CAR
OFF IT SOUNDS LIKE ITS RELEASING A LARGE AMOUNT OF AIR
PRESSURE . CHECK ENGINE LIGHT IS FLASHING WHILE DRIVING. IT
DID BLOW A SPARK PLUG AND WE HAD IT REPAIRED THEN IT
STARTED DOING THIS A FEW DAYS LATTER IN TOLD THIS HAS
NOTHING TO DO WITH THE NEW PROBLEM