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Home >> GMC >> 2006 >> Sierra 1500 HD, 4WD >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> ENGINE MECHANICAL - 4.8L, 5.3L, AND 6.0L (3 Of 4) >> Off-Vehicle Repair Instructions (Part 2) >> Crankshaft and Bearings Cleaning and Inspection >> Cleaning Procedure

Cleaning Procedure

    IMPORTANT: Use care when handling the crankshaft. Avoid damage to the bearing surfaces or the lobes of the crankshaft position reluctor ring. Damage to the teeth of the crankshaft position (CKP) reluctor ring may effect on-board diagnostics (OBD) II system performance.
    Fig 1: View Of Crankshaft
    GM156153Courtesy of GENERAL MOTORS CORP.
  1. Clean the crankshaft with solvent.
  2. Thoroughly clean all oil passages and inspect for restrictions or burrs.
    3. CAUTION: Refer to Safety Glasses Caution .
  3. Dry the crankshaft with compressed air.
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