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:

Changing the vehicle battery
WARNING: Batteries normally produce explosive gases which can cause personal injury. Therefore, do not allow flames, sparks or lighted substances to come near the battery. When working near the battery, always shield your face and protect your eyes. Always pro ...

Cleaning the exterior
Wash your vehicle regularly with cool or lukewarm water and a neutral pH shampoo, such as Motorcraft® Detail Wash. • Do not use a commercial or high-pressure wand on the surface or edge of stripes and graphics. This can cause damage to the film and cause th ...

Hinge Adjustment
NOTE: The door should be adjusted for even and parallel fit with the body opening and surrounding panels as well as making sure that the anti-chuck pin is not binding on convertible models. 1. Remove the A-pillar lower trim panel. 2. Position the ...