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:

Bearings - Inspection
NOTE: If any of the following conditions exist, install a new bearing. 1. Inspect the bearing for a bent cage. 2. Inspect bearings for galling (metal smears on roller ends). Galling is caused by overheating, poor lubrication or an overload situatio ...

Material
Item Specification Threadlock and Sealer E0AZ-19554-AA WSK-M2G351-A5 (type II) Shoulder Bolt Kit F5ZZ-76539A04-A - NOTE: Before starting the adjustment process, inspect the top for damage, make sure that the door window glass ...

Load Carrying
LOAD LIMIT Vehicle Loading – With and Without a Trailer Vehicle Loading – With and Without a Trailer This section will guide you in the proper loading of your vehicle and/or trailer, to keep your loaded vehicle weight within its design rating capability, w ...