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:

Front Seat Backrest
Disassembly and Assembly All vehicles 1. Remove the front seat backrest. For additional information, refer to Front Seat Backrest in this section. 2. Remove the front seat backrest head restraint (611A08). 3. Remove the screws and the safety belt guid ...

Crankshaft Pulley
Special Tool(s) Remover, Crankshaft Vibration Damper 303-009 (T58P-6316-D) Installer, Crankshaft Vibration Damper 303-102 (T74P-6316-B) Material Item Specification Silicone Gasket and Sealant F7AZ-19554-EA or eq ...

Air Conditioning (A/C) System Check - Retail Procedure
NOTE: This Retail Procedure is not eligible for claiming on Ford paid repairs (warranty and ESP). NOTE: The engine should be run at idle for 10 minutes with the air conditioning on and set to MAX A/C before carrying out this retail procedure. NOTE: Re ...