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:

Dowels - Flywheel
Removal 1. NOTE: Take care not to damage the flywheel dowel holes or the surface areas around the flywheel dowel during removal. Remove the flywheel dowels by using a drift pin where the flywheel dowel is installed in an open hole and a pair of lockin ...

Actuator - Door Lock
Removal 1. Remove the door trim panel (23942). For additional information, refer to Section. 2. Remove the door latch (21812). For additional information, refer to Latch-Door . 3. Remove the door ajar switch. Release the locking tab. 4 ...

Component Tests
Starter Motor -Voltage Drop Test WARNING: When servicing starter motor or carrying out other underhood work in the vicinity of the starter motor, be aware that the heavy gauge battery input lead at the starter solenoid is "electrically hot" at all times. A p ...