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:

Pulley - CII Pump
Special Tool(s) Pump Pulley Installer 211-009 (T65P-3A733-C) Pump Pulley Remover 211-016 (T69L-10300-B) Removal 1. Remove the drive belt. 2. Using the special tool, remove the pulley. Installation 1. Using the special tool, instal ...

Component Tests
Starter Motor -Voltage Drop Test WARNING: When servicing starter motor or carrying out other underhood work in the vicinity of the starter motor, be aware that the heavy gauge battery input lead at the starter solenoid is "electrically hot" at all times. A p ...

Safety Belts
PRINCIPLES OF OPERATION WARNING: Always drive and ride with your seat back upright and the lap belt snug and low across the hips WARNING: To reduce the risk of injury, make sure children sit where they can be properly restrained. WARNING: Never let a passenger ...