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:

Control Valve
Removal 1. Disconnect the brake tubes. 2. Remove the brake fluid control valve bracket nut. Installation 1. To install, reverse the removal procedure.     ...

Seats (Diagnosis and Testing)
Refer to Wiring Diagrams Cell 120 , Power Seats for schematic and connector information. Refer to Wiring Diagrams Cell 122 , Power Lumbar Seats for schematic and connector information. Special Tool(s) 73 III Automotive Meter 105-R0057 In ...

External Controls (Diagnosis and Testing)
Refer to Wiring Diagrams Cell 37 , Shift Lock for schematic and connector information. Refer to Wiring Diagrams Cell 29 , Transmission Control for schematic and connector information. Special Tool(s) 73 Digital Multimeter 105-R0051 or equivalent ...