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Home >> Buick >> 2007 >> Lucerne CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 101 (Engine Control System - 3.8L - Introduction (2 Of 2)) >> Repair Instructions >> Crankshaft Position (CKP) Sensor Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2006 Buick LaCrosse and 2006 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Removing/Installing CKP Sensor Shield
    GM12302Courtesy of GENERAL MOTORS CORP.
  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnect/Connect Procedure (L26) or Battery Negative Cable Disconnect/Connect Procedure (LY7) in Engine Electrical.
  2. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  3. Remove the crankshaft harmonic balancer. Refer to Crankshaft Balancer Replacement in Engine Mechanical - 3.8L.
  4. Disconnect the crankshaft position (CKP) sensor electrical connector.
  5. Remove the CKP sensor shield (1). DO NOT use a pry bar.
    6. Fig 2: Removing/Installing CKP Sensor
    GM12303Courtesy of GENERAL MOTORS CORP.
  6. Remove the CKP sensor studs.
  7. Remove the CKP sensor.
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