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:

Output Shaft and Direct Clutch Cylinder
Special Tool(s) Compressor, Clutch Spring 307-015 (T65L-77515-A) Protector, Piston Seal 307-080 (T80L-77234-A) Protector, Transmission Direct Clutch Outer Fluid Seal 307-422 Material Item Specification ...

Inspection and Verification
CAUTION: Do not hold the steering wheel (3600) at the stops for an extended amount of time. Damage to the power steering pump (3A674) will result. NOTE: Make the following preliminary checks before repairing the steering system: 1. Verify the customer conce ...

Inspection and Verification
1. Verify the customer concern. 2. Visually inspect for obvious signs of mechanical and electrical damage. Visual Inspection Chart Mechanical Electrical Fuel tank Engine coolant level Accessory drive belt Engine oil level Par ...