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:

Disassembly
1. Remove the differential assembly from the differential housing. For additional information, refer to Differential Case in this section. 2. Remove the 10 bolts. 3. CAUTION: Do not damage the threads in the bolt holes. Insert a punch in the bolt holes, a ...

SYNC®
SYNC is an in-vehicle communications system that works with your Bluetooth-enabled cellular phone and portable media player. This allows you to: • Make and receive calls. • Access and play music from your portable music player. • Use 911 Assist, Vehicle ...

Push Rod
Removal CAUTION: Mark the components removed for correct location. 1. Remove the rocker arms (6564). For additional information, refer to Rocker Arm in this section. 2. Remove the push rods (6565). 3. Inspect the components. For additional information, ...