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Home >> Chevrolet >> 2001 >> C3500 HD 6.5 F, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - 6.5L (L65) (Introduction) >> Repair Instructions >> Engine Coolant Temperature (ECT) Sensor Replacement >> Installation Procedure
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Installation Procedure

    Fig 1: Installing ECT Sensor
    GM263631Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice in Cautions and Notices.
  1. Install the sensor into the engine.

    Tighten:  Tighten the sensor to 25 N.m (18 lb ft).

  2. Fig 2: ECT Electrical Connector
    GM26963Courtesy of GENERAL MOTORS CORP.
  3. Install the electrical connector.
  4. Refill the coolant system.
  5. Install the negative battery cables.