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Home >> GMC >> 2012 >> Yukon Hybrid, RWD >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Controls/Fuel - Hybrid (LZ1) - Repair Instructions >> Repair Instructions >> Knock Sensor 2 Replacement >> Installation Procedure

Installation Procedure

    Fig 1: Right Side Knock Sensor & Bolt
    GM1402140Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Refer to Fastener Caution .

  1. Position the knock sensor (718) to the engine block and install the knock sensor bolt (739). Tighten the bolt to 25 N.m (18 lb ft).
    2. Fig 2: View Of Engine Wiring Harness Electrical Connector & Sleeve
    GM1964987Courtesy of GENERAL MOTORS COMPANY
  2. Connect the engine wiring harness electrical connector (3) to knock sensor.
  3. Install the right front wheel and tire. Refer to Tire and Wheel Removal and Installation .
  4. If removed, install the right front wheelhouse liner. Refer to Front Wheelhouse Liner Replacement - Right Side .
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