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:

Fuel Pump Module
Removal and Installation 1. Remove the fuel tank. For additional information, refer to Fuel Tank in this section. 2. NOTE: For installation, tighten the bolts in the sequence shown. Remove the module assembly flange bolts. 3. Clean the area around the fue ...

Disassembly
1. Remove the driveshaft (4602). For additional information, refer to Driveshaft in this section. 2. CAUTION: Under no circumstances is the driveshaft assembly to be clamped in the jaws of a vise or similar holding fixture. Denting or localizing fracture ca ...

Removal
1. Disconnect the battery ground cable (14301). 2. Remove the air cleaner outlet tube (9B659). 3. Remove the radiator sight shield (8C291). 4. Remove the coolant recovery reservoir (8A080). 1. Disconnect the hose. 2. Remove the bolts. 3. Remo ...