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:

Inspection and Verification
1. Verify customer concern by running the engine. 2. Inspect the drive belt for chunking, fraying and wear. 3. Check the drive belt for correct routing. Drive Belt Cracking/Chunking/Wear V Ribbed Serpentine Drive Belt With Cracks Across Ribs The accessory ...

Inspection and Verification
1. Verify the customer concern by operating the wiper/washer system. 2. Visually inspect for obvious signs of mechanical and electrical damage. Visual Inspection Chart Mechanical Electrical Hoses to windshield washer pump Wiper l ...

Luggage Compartment Lid - Hinge
Removal 1. Disconnect the electrical connector. 2. Remove the lift cylinder. 3. Remove the luggage compartment lid hinge bolts. 4. NOTE: Remove the sealer around the luggage compartment lid hinge if necessary. Remove the nuts and the luggage compartm ...