Originally Posted by
NumberDummy
E9TZ17B476A .. Intermittant Wiper Governor aka Module (Motorcraft SW2259) E9TZ17B476A replaced: E7TZ17B476A & E4TZ17C476A. Fits: 1984/91 F150/350 & Super Duty / 1984/91 Bronco (1992 and later is different). MSRP: $121.47 / ftepartsguy.com price: $65.69
1980-1991 F-series and Bronco according to the motorcraft website.