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Home >> GMC >> 2004 >> Jimmy 2D Utility, Part Time, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - 4.3L (Introduction) >> Repair Instructions >> Knock Sensor (KS) Replacement >> Removal Procedure
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Removal Procedure

    CAUTION: Refer to Battery Disconnect Caution in Cautions and Notices.
  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnect/Connect Procedure in Engine Electrical.
  2. Remove the distributor. Refer to Distributor Replacement .
  3. Remove the fuel pipes. Refer to Fuel Hose/Pipes Replacement - Engine Compartment .
    4. Fig 1: Locating Knock Sensor Components
    GM679284Courtesy of GENERAL MOTORS CORP.
  4. Disconnect the knock sensor harness connector (3).
  5. Remove the knock sensor retaining bolt (1).
  6. Remove the knock sensor (2).
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