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Home › Pontiac › 2008 › Grand Prix Base › Repair and Diagnosis › Engine Performance › System › Engine Controls And Fuel - 3.8L - Introduction (2 Of 2) › Repair Instructions › Knock Sensor 2 Replacement › Installation Procedure

Installation Procedure

NOTE: Refer to FASTENER NOTICE .
IMPORTANT: DO NOT apply thread sealant to sensor threads. The sensor is coated at factory and applying additional sealant will affect the sensors ability to detect detonation.
    Fig 1: Locating Knock Sensor 2 Components
    GM381311Courtesy of GENERAL MOTORS CORP.
  1. Install the knock sensor (4).

    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.
  4. Install the transaxle. Refer to Transmission Replacement for the 4T65-E transmission.
  5. Fill the cooling system. Refer to Cooling System Draining and Filling (L26 GE 47716 Fill) or Cooling System Draining and Filling (L26 Static Fill) .
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