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:

Gearshift Rail and Fork
Disassembly and Assembly   1. Disassemble the first/second and third/fourth shift rail as follows: Rotate the interlock plate until it is opposite of the shift links. Slide off the third/fourth shift fork and shift link. Separate the link from the ...

Dual Converter H-Pipe - 4.6L (2V and 4V)
Removal NOTE: The RH and LH catalytic converters are serviced separately. 1. Raise and support the vehicle. For additional information, refer to Section. 2. CAUTION: When repairing exhaust system or removing the exhaust components, disconnect all heated oxy ...

Component Test
Windshield Wiper Motor CAUTION: Do not handle the wiper motor abusively when diagnosing the wiper operations. Failure to follow this caution may result in damage to the motor magnets and will make the wiper motor inoperative. Rough handling of new ...