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Home >> Buick >> 2007 >> Lucerne CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 203 (Engine Mechanical - 3.5L) >> Repair Instructions >> Off-Vehicle Repair Instructions >> Crankshaft and Bearings Removal

Crankshaft and Bearings Removal

WARNING: This page is about a different car, the 2006 Pontiac Montana SV6, 2006 Chevrolet Uplander, and 2006 Buick Terraza. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Crankshaft Position Sensor
    GM1526755Courtesy of GENERAL MOTORS CORP.
  1. Remove the crankshaft position sensor heat shield nut and heat shield.
  2. Remove the crankshaft position sensor stud.
  3. Remove the crankshaft position sensor from the side of the block.
    4. Fig 2: View Of Crankshaft And Bearings
    GM1526757Courtesy of GENERAL MOTORS CORP.
  4. Remove the crankshaft main bearing cap bolt and studs.
  5. Remove the crankshaft main bearing caps and lower crankshaft main bearing halves.
    6. IMPORTANT: Use Care when handling the crankshaft. Avoid damage to the crankshaft position sensor reluctor wheel teeth. Nicks, burrs or other damage to the teeth may effect On-board Diagnostics (OBD) II system performance.
  6. Remove the crankshaft.
  7. Remove the upper crankshaft main bearing halves.
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