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:

Push Rods - Inspection
1. CAUTION: Do not attempt to straighten push rods. Check the ends of the push rods for nicks, grooves, roughness or excessive wear. Install new push rods as necessary. Refer to the appropriate section in Group 303 for the procedure. The push rods ca ...

Audio Unit
Torque Specifications Audio System The Mustang is available with the following audio systems: M100 CD AM/FM CDX6-AM/FM with six CD in-dash MP3 single CD AM/FM (optional) The M100 system is equipped with four premium speakers. The CDX6 six ...

Manual Transmission and Clutch (Diagnosis and Testing)
Inspection and Verification It is important to get an accurate description of the concern before any diagnosis can be carried out. Ask questions as to whether it occurs when hot or cold, during shifting, driving at a particular speed or in a parti ...