Removal Procedure

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Fig 1: View Of Engine Harness Electrical Connectors & Inlet Hose Clamp

Courtesy of GENERAL MOTORS COMPANY

Remove the intake manifold. Refer to Intake Manifold Replacement (RPOs LC9, LMG, LY5, L76) , Intake Manifold Replacement (RPOs LY2, LY6) , Intake Manifold Replacement (Except RPOs LY2, LY6, LC9, LMG, LY5) .
Disconnect the engine harness electrical connector (1) from the oil pressure sensor.

Fig 2: Removing/Installing Oil Pressure Sensor & Washer

Courtesy of GENERAL MOTORS COMPANY

If not equipped with active fuel management perform the following step, using J 41712 oil pressure switch socket or equivalent, remove the oil pressure sensor (706) and washer (707).

Fig 3: View Of Oil Pressure Sensor, Washer And Valve Lifter Oil Filter

Courtesy of GENERAL MOTORS COMPANY

If equipped with active fuel management perform the following step, using J 41712 oil pressure switch socket or equivalent, remove the oil pressure sensor (706) and washer (707).