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:

Stability Control
PRINCIPLES OF OPERATION WARNING: Vehicle modifications involving braking system, aftermarket roof racks, suspension, steering system, tire construction and wheel or tire size may change the handling characteristics of your vehicle and may adversely affect the ...

Steering Column Shaft
Removal and Installation 1. CAUTION: Do not allow the steering column shaft to rotate while intermediate shaft is disconnected or damage to the clockspring can result. If there is evidence that the steering column shaft has rotated the clockspring must be re ...

Belt Minder Deactivating/Activating
Preparation 1. Before deactivating/activating the belt minder, set the parking brake. 2. Place the gearshift in P (Park) (automatic transmission) or the neutral position (manual transmission). 3. Place the ignition switch in the OFF position. ...