Engine Exhaust Knock During Initial Cold Start – 2003-2004 Ford Lincoln Mercury
ENGINE – EXHAUST – KNOCK DURING INITIAL COLD START NOISE – KNOCK DURING INITIAL COLD START FORD: 2003-2004 CROWN VICTORIA LINCOLN: 2003-2004 TOWN CAR MERCURY: 2003-2004 GRAND MARQUIS Some vehicles may exhibit an engine knock during initial cold start, the knock will cease after the engine is fully warmed up.