Ford Mustang (1999-2004) Service Manual: Gear Howl and Whine

Howling or whining of the ring gear and pinion is due to an incorrect gear pattern, gear damage or incorrect bearing preload.

Wheel Hub or Axle Flange Face Runout
NOTE: If the axle shaft assembly is removed, check runout of the shaft itself. The forged (unmachined) part of the shaft is allowed to have as much as 3.0 mm (0.120 inch) runout. This alone will not ...

Bearing Whine
Bearing whine is a high-pitched sound similar to a whistle. It is usually caused by worn/damaged pinion bearings, which are operating at driveshaft speed. Bearing noise occurs at all driving speeds. ...

Other materials:

Supercharger Cooling (Diagnosis and Testing)
Special Tool(s) Pressure Test Kit 014-R1072 or equivalent Battery/Antifreeze Tester 014-R1060 or equivalent Material Item Specification Motorcraft Premium Engine Coolant VC-4-A (in Oregon VC-5, in Canada C ...

Remote control
Integrated Keyhead Transmitters The key blade is used to start the vehicle and unlock or lock the driver’s door from outside the vehicle. The transmitter portion functions as the remote control. Note: If the vehicle is not equipped with active anti-theft sy ...

General information
Have your vehicle serviced regularly to help maintain its roadworthiness and resale value. There is a large network of Ford authorized dealers who are there to help you with their professional servicing expertise. We believe that their specially trained techn ...