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:

Convertible Top (Description and Operation)
  Rear Window Glass Assembly The convertible top assembly is equipped with a rear window glass assembly. The rear window glass assembly is permanently attached to the folding top rear window curtain and cannot be opened. The rear window gl ...

Road Test
Verify the customer concern by carrying out a road test on a smooth road. If any vibrations are apparent. To maximize tire performance, inspect for signs of incorrect inflation and uneven wear, which may indicate a need for balancing, rotation, or front susp ...

Oil Pan
Special Tool(s) Compressor, Coil Spring 204-D001 (D78P-5310-A) Support Bar, Engine 303-290-A Lifting Bracket, Engine 303-D087 (D93P-6001-A1) Lifting Bracket, Engine 303-D088 (D93P-6001-A2) Material ...