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:

Engine oil check
Note: Check the level before starting the engine. Note: Make sure that the level is between the MIN and MAX marks. 1. Make sure that your vehicle is on level ground. 2. Turn the engine off and wait 10 minutes for the oil to drain into the oil pan. 3. Remove ...

Vacuum Control Motor - Air Damper Door
Removal 1. Remove the instrument panel. For additional information, refer to Section. 2. Disconnect the vacuum hose. 3. Remove the vacuum control motor. 1. Remove the steel clip. 2. Loosen the nuts. Installation 1. To install, reverse the removal proc ...

Changing a fuse
Fuses WARNING: Always replace a fuse with one that has the specified amperage rating. Using a fuse with a higher amperage rating can cause severe wire damage and could start a fire. If electrical components in your vehicle are not working, a fuse may have blo ...