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:

Caliper
1. NOTE: It is not necessary to do a complete brake system bleed if only the disc brake caliper (2B120) was disconnected. Place a box end wrench on the disc brake caliper bleeder screw (2208). Attach a rubber drain tube to the disc brake caliper b ...

Symptom Chart
Condition Possible Sources Action The Brakes Pull or Drift Tire air pressure. Wheel alignment. Brake pads. Brake components. Suspension component. Go To Pinpoint Test A . ...

Transmission Description (Description and Operation)
The 4R70W has the following features: Wide ratio gears Four speeds Rear wheel drive Automatic Electronic shift Torque converter clutch control Line pressure controls The transmission uses Ravigneaux-style double-pinion gearset with ...