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Home >> Chevrolet >> 2007 >> Chevy Express G2500, Van Cargo, 6.6 6 >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 4 (Engine Control System & Fuel System - 6.6L (LLY) - Introduction (2 Of 2)) >> Repair Instructions >> Crankshaft Position Sensor Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different variant/trim than selected.
    Fig 1: View Of CKP Sensor & Bolt
    GM1336119Courtesy of GENERAL MOTORS CORP.
  1. If necessary, lubricate a NEW CKP spacer O-ring with clean engine oil.
  2. If necessary, install the NEW O-ring to the CKP sensor spacer.
    IMPORTANT: The crankshaft position sensor spacers are machined with different timing positions. However, if the crankshaft position sensor spacer requires replacement, replace with a grade "C" spacer.
  3. If necessary, install the CKP sensor spacer.
    4. NOTE: Refer to Fastener Notice .
  4. If necessary, install the CKP sensor spacer bolts.

    Tighten:  Tighten the bolts to 10 N.m (89 lb in).

  5. Lubricate a NEW CKP sensor O-ring with clean engine oil.
  6. Install the NEW O-ring to the CKP sensor.
  7. Install the CKP sensor.
  8. Install the CKP sensor bolt.

    Tighten:  Tighten the bolt to 10 N.m (89 lb in).

    9. Fig 2: View Of Crankshaft Position Sensor Electrical Connector
    GM1335470Courtesy of GENERAL MOTORS CORP.
  9. Connect the CKP sensor electrical connector.
  10. Install the upper fan shroud. Refer to Engine Coolant Fan Upper Shroud Replacement (6.6L) .
  11. Lower the vehicle.
  12. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
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