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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 3 (Engine Controls - 4.3L - Introduction (2 Of 2)) >> Repair Instructions >> Crankshaft Position (CKP) Sensor Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different variant/trim than selected.
IMPORTANT: When installing the CKP sensor, make sure the sensor is fully seated before tightening the bolt. A poorly seated CKP sensor may perform erratically and may set false diagnostic trouble codes (DTCs).
    IMPORTANT: Do not reuse the original O-ring seal.
  1. If installing the old CKP sensor, install a NEW O-ring seal.
  2. Lubricate the O-ring seal with clean engine oil.
  3. Install the CKP sensor.
    Fig 1: View Of CKP Sensor & Bolt
    GM11485Courtesy of GENERAL MOTORS CORP.
    4. NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
    Fig 2: Installing CKP Sensor Bolt
    GM10938Courtesy of GENERAL MOTORS CORP.
  4. Install the CKP sensor bolt.

    Tighten:  Tighten the bolt to 9 N.m (80 lb in).

  5. Connect the CKP sensor electrical connector (5).
    Fig 3: View Of Oil Level Sensor Electrical Connector, CKP Electrical Connector & Battery Ground Bolt
    GM782731Courtesy of GENERAL MOTORS CORP.
  6. Install the engine shield.
    Fig 4: View Of Engine Protection Shield
    GM349061Courtesy of GENERAL MOTORS CORP.
  7. Install the engine shield bolts.

    Tighten:  Tighten the bolts to 20 N.m (15 lb ft).

  8. Perform the CKP system variation learn procedure. Refer to CKP System Variation Learn Procedure .
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