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Home >> Chevrolet >> 2009 >> Chevy Express G2500, Van Cargo Extended, 6.6 6 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System & Fuel System - 6.6L LMM - Introduction >> Repair Instructions >> Exhaust Temperature Sensor Replacement - Position 1 >> Removal Procedure

Removal Procedure

CAUTION: The exhaust temperature sensor and exhaust pressure differential sensor line fittings may be difficult to remove when the engine exhaust system temperature is below 48°C (120°F). Excessive force may damage the threads in the exhaust manifold or exhaust pipe.
    Fig 1: Identifying Exhaust Temperature Sensor (2) Electrical Connector
    GM1862634Courtesy of GENERAL MOTORS CORP.
  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Disconnect the exhaust temperature sensor electrical connector (2) from the engine wiring harness electrical connector (1).
  3. Fig 2: Identifying Exhaust Temperature Sensor
    GM1862635Courtesy of GENERAL MOTORS CORP.

    Remove the exhaust temperature sensor.
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