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Home >> Buick >> 2007 >> Lucerne CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 100 (Engine Control System - 3.6L (Ly7) - Introduction (2 Of 2)) >> Repair Instructions >> Engine Coolant Temperature (ECT) Sensor Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2006 Buick LaCrosse and 2006 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Identifying Coolant Temperature Sensor
    GM1394088Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice in Cautions and Notices.
  1. Install the coolant temperature sensor.

    Tighten:  Tighten the sensor to 22 N.m (16 lb ft).

    2. Fig 2: Locating Coolant Temperature Sensor Electrical Connector
    GM1394058Courtesy of GENERAL MOTORS CORP.
  2. Install the coolant temperature sensor electrical connector.
  3. Inspect and fill the cooling system as necessary. Refer to Draining and Filling Cooling System (L26 Static Fill) , Draining and Filling Cooling System (LY7 Static Fill) or Draining and Filling Cooling System (L26, LY7, GE 47716 Fill) in Engine Cooling.
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