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Home >> Buick >> 2011 >> LaCrosse CXS >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Controls And Fuel - 3.6L - Repair Instructions >> Repair Instructions >> Engine Coolant Temperature Sensor Replacement (LF1)
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Engine Coolant Temperature Sensor Replacement (LF1)

Fig 1: Identifying Engine Coolant Temperature Sensor (LF1)
GM2193079Courtesy of GENERAL MOTORS CORP.
Callout Component Name
Preliminary Procedure: 
Partially drain the cooling system. Refer to Cooling System Draining and Filling (Static Fill) or Cooling System Draining and Filling (GE 47716) .
1 Engine Coolant Temperature Sensor
CAUTION: Refer to Fastener Caution .

Procedure

  1. Reposition the sensor heat shield.
  2. Disconnect the ECT sensor harness connector.

    Tighten:  20 N.m (35 lb in)
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