Oil Leak from PCV Valve – 2002 Ford Mustang

ENGINE – OIL LEAK FROM POSITIVE CRANKCASE VENTILATION (PCV) VALVE AREA – VEHICLES BUILT BEFORE 5/17/2002 EQUIPPED WITH 4.6L 2V ENGINE ONLY   FORD: 2002 MUSTANG   Some vehicles equipped with a 4.6L 2V engine built before May 17, 2002, may exhibit an oil leak coming from the camshaft/valve cover area, where the positive crankcase … Read more

Driveline Vibration – Howl Noise at Highway Speeds in Cold Temperatures – 2007-2011 Ford Lincoln Mercury

AWD – DRIVELINE VIBRATION – HOWL NOISE AT HIGHWAY SPEEDS IN COLD TEMPERATURES – BUILT ON OR BEFORE 8/13/2010   FORD: 2007-2011 Fusion LINCOLN: 2007-2011 MKZ MERCURY: 2007-2011 Milan   2007-2011 Fusion, Milan and MKZ vehicles equipped with all-wheel-drive (AWD) systems and built on or before 8/13/2010 may exhibit a driveline vibration or a howl … Read more

Moan Vibration from Engine with A/C On – 2001-2005 Ford Explorer Sport Trac

MOAN/VIBRATION DURING A/C OPERATION   FORD: 2001-2005 Explorer Sport Trac   2001-2005 Explorer Sport Trac vehicles may exhibit a moan/vibration coming from the engine compartment while the A/C is on and the engine is at low RPM.   The noise will only occur when the A/C compressor is running.   ACTION: Replace the manifold and … Read more

Axle Whine Noise – 2005-2010 Ford Mustang

AXLE WHINE   FORD: 2005-2010 Mustang   2005-2010 Mustang vehicles may exhibit excessive axle whine noise.   SERVICE PROCEDURE This condition may be corrected by installing tuned dampers on the rear axle assembly, if not already installed. Figure 1   Figure 2   NOTE: NO DRILLING IS REQUIRED IF DAMPER MOUNTING HOLES ARE PRESENT. VEHICLES BUILT … Read more

Diagnostic Trouble Code DTC P0325 Failed Knock Sensor Circuit – 1999 Ford & Mercury

DIAGNOSTIC TROUBLE CODE (DTC) P0325 – KNOCK SENSOR CIRCUIT MALFUNCTION – VEHICLES WITH 2.5L ENGINE   FORD: 1999 CONTOUR MERCURY: 1999 COUGAR, MYSTIQUE   Diagnostic Trouble Code (DTC) P0325 (failed knock sensor circuit) may appear during KOER, but further testing determines the knock sensor to be satisfactory.   This may occur due to Powertrain Control … Read more