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:

Cylinder Block Core Plug Replacement
Special Tool(s) Slide Hammer 100-001 (T50T-100-A) Material 1. Use a slide hammer or tools suitable to remove the cylinder block core plug. 2. Inspect the cylinder block plug bore for any damage that would interfere with the correct sealing ...

Removal
CAUTION: Since the engine is not free-wheeling, timing procedures must be followed exactly or piston and valve damage can occur. 1. Remove the engine front cover. For additional information, refer to Engine Front Cover in this section. 2. Remove the cranksh ...

Driveshaft - Cobra
Material Item Specification Threadlock and Sealer E0AZ-19554-AA WSK-M2G351-A5 (type II) Silicone Lubricant (Aerosol) F5AZ-19553-AA ESR-M13P4-A Removal and Installation 1. Raise and support the vehicle. 2. NOTE: To aid disass ...