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:

Wheel Leaks
Material Item Specification Professional Choke and Linkage Cleaner F8AZ-19520-AB WSS-M14P10- B Aluminum Wheel Repair Compound ESA-M4G280- A WARNING: Wheel repairs that use welding or peening are not approved. An inner tube ...

Exhaust Gas Recirculation (EGR) Vacuum Regulator Solenoid
Mach I vehicles 1. Remove the air intake scoop. For additional information, refer to Section . All vehicles 2. Remove the exhaust gas recirculation (EGR) vacuum regulator solenoid. Disconnect the electrical connector. Remove the bolts. 3. To ins ...

Removal
1. Remove the upper intake manifold. For additional information, refer to Intake Manifold-Upper in this section. 2. Disconnect the fuel line. For additional information, refer to Section. 3. Remove the coolant by-pass tube. For additional information, refer ...