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GMC
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2009
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Envoy 4.2 S, 4WD
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Repair and Diagnosis
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Engine Performance
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System
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Engine Control System & Fuel System - 4.2L - Introduction
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Repair Instructions
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Crankshaft Position Sensor Replacement
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Removal Procedure
Removal Procedure
Raise and support the vehicle. Refer to
Lifting and Jacking the Vehicle
.
Fig 1: View Of Crankshaft Position Sensor
Courtesy of GENERAL MOTORS CORP.
Disconnect the crankshaft position (CKP) sensor harness connector.
Remove the CKP sensor retaining bolt.
Remove the CKP sensor from the engine block.