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Home >> GMC >> 2009 >> Envoy 4.2 S, 4WD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System & Fuel System - 4.2L - Introduction >> Repair Instructions >> Crankshaft Position Sensor Replacement >> Installation Procedure

Installation Procedure

NOTE: Inspect the sensor O-ring for the following conditions:

Replace the O-ring if necessary. Lubricate the new O-ring with engine oil before installation.

    CAUTION: Refer to Fastener Caution .
    Fig 1: View Of Crankshaft Position Sensor
    GM1237427Courtesy of GENERAL MOTORS CORP.
  1. Install the CKP sensor into the engine block. Tighten the bolt to 10 N.m (89 lb in).
  2. Install the CKP sensor retaining bolt.
  3. Connect the CKP sensor harness connector.
  4. Lower the vehicle.
  5. Perform the Crankshaft Position System Variation Learn .
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