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Home >> Chevrolet >> 2000 >> Astro Van Passenger, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1189 (Engine Mechanical (Repair Instructions 3 Of 5) - 3.6L (Ly7)) >> Repair Instructions (Off-Vehicle Repair Instructions - Part 2) >> Camshaft Cover Cleaning and Inspection >> Inspection Procedure

Inspection Procedure

WARNING: This page is about a different car, the 2004 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
  1. Inspect each camshaft cover for the dents or damage to the exterior. A dented or damaged camshaft cover may:
    • Leak engine oil
    • Effect crankcase ventilation
    • Interfere with the camshafts
    • Interfere with the ignition coil sealing
    • Allow water or condensation to enter the engine
    2. Fig 1: Inspecting Exterior Of The Left Camshaft Cover
    GM1211028Courtesy of GENERAL MOTORS CORP.
  2. Inspect the exterior of the left camshaft cover for the following conditions:
    • Damage to the camshaft cover bolt holes (1)
    • Damage to the oil fill hole (2)
    • Damage to the mounting holes (3) for the ignition coil assembly
    • Damage to the positive crankcase ventilation (PCV) hose connector (4) - A damaged PCV hose connector is replaceable.
    3. Fig 2: Checking Interior Of Left Camshaft Cover
    GM1211029Courtesy of GENERAL MOTORS CORP.
  3. Inspect the interior of the left camshaft cover for the following conditions:
    • Gouges or damage to the camshaft cover sealing groove (1)
    • Damaged, loose or missing baffle fasteners (2)
    • Damaged, loose or missing baffle (3)
    • Gouges or damage to the ignition coil seal bore (4)
    • Restrictions to the ventilation system (5)
    4. Fig 3: Checking Exterior Of Right Camshaft Cover
    GM1211030Courtesy of GENERAL MOTORS CORP.
  4. Inspect the exterior of the right camshaft cover for the following conditions:
    • Damage to the camshaft cover bolt holes (1)
    • Damage to the mounting holes (2) for the ignition coil assembly
    • Damage to the PCV orifice (3) - A damaged PCV orifice can be replaced. Refer to PCV Orifice Replacement.
    5. Fig 4: Inspecting Interior Of The Right Camshaft Cover
    GM1211034Courtesy of GENERAL MOTORS CORP.
  5. Inspect the interior of the right camshaft cover for the following conditions:
    • Gouges or damage to the camshaft cover sealing groove (1)
    • Gouges or damage to the ignition coil seal bore (2)
    • Restrictions to the ventilation system (3)
  6. Repair or replace the camshaft cover or covers as necessary.
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