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Home >> Buick >> 2005 >> Park Avenue Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Introduction >> Repair Instructions >> Knock Sensor (KS) 2 Replacement >> Installation Procedure

Installation Procedure

IMPORTANT: DO NOT apply thread sealant to sensor threads. The sensor is coated at factory and applying additional sealant will affect the sensor's ability to detect detonation.
    Fig 1: Removing/Installing Knock Sensor
    GM389301Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice in Cautions and Notices.
  1. Install the knock sensor (2) into the engine block (1).

    Tighten:  Tighten the knock sensor to 19 N.m (14 lb ft).

  2. Install the knock sensor heat shield.

    Tighten:  Tighten the bolts to 60 N.m (44 lb ft).

  3. Connect the knock sensor electrical connector to the knock sensor.
  4. Install the splash shield.
  5. Lower the vehicle.
  6. Fill the cooling system. Refer to Draining and Filling Cooling System in Engine Cooling.
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