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:

Brake Booster - Hydro-Boost (Removal and Installation)
Special Tool(s) Installer Set, Teflon Seal 211-D027 (D90P-3517-A) or equivalent Removal WARNING: The power brake booster should not be carried by the accumulator, nor should it ever be dropped on the accumulator. Check the snap ring on th ...

Entertainment
Your system offers many media options. You can access these options using the touchscreen or voice commands. AM/FM Radio Press the RADIO hard button. To change between AM, FM1 and FM2, touch the AM or FM tab. You can also access satellite radio by pressing t ...

Engine (Disassembly)
Special Tool(s) Impact Slide Hammer 100-001 (T50T-100-A) Remover, Crankshaft Vibration Damper 303-009 (T58P-6316-D) Holding Tool, Crankshaft 303-448 (T93P-6303-A) Guides, Connecting Rod 303-442 (T93P- ...