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Home >> Chevrolet >> 2001 >> Venture Base, Van Passenger >> Repair and Diagnosis >> External Pages >> Different car >> Section 861 (Engine Mechanical (Repair Instructions 2 Of 3) - 5.7L) >> Off-Vehicle Repair Instructions - Part 2 >> Engine Valley Cover Cleaning and Inspection

Engine Valley Cover Cleaning and Inspection

WARNING: This page is about a different car, the 2004 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Knock Sensor Oil Seals & Cover
    GM1272812Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Do not use the valley cover knock sensor oil seals again. Install NEW oil seals during assembly.
  1. Remove the knock sensor oil seals (520) from the valley cover (555).
    2. Fig 2: Bolts, Baffle Cover, Baffle & Valley Cover
    GM1272859Courtesy of GENERAL MOTORS CORP.
  2. Remove the bolts (1), baffle cover (2), and baffle (3) from the valley cover (555).
  3. Clean the valley cover components in solvent.
    4. CAUTION: Refer to Safety Glasses Caution in Cautions and Notices.
  4. Dry the components with compressed air.
  5. Inspect the gasket sealing surfaces for excessive scratches or gouging.
  6. Inspect the oil seal bores for excessive scratching or gouging.
  7. Inspect the ventilation tube for a loose fit or restrictions.
    8. NOTE: Refer to Fastener Notice in Cautions and Notices.
  8. Install the baffle (3), baffle cover (2) and bolts (1) to the valley cover (555).

    Tighten:  Tighten the baffle cover bolts to 5 N.m (44 lb in).

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