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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1330 (Engine Mechanical (Repair Instructions 3 Of 3) - 5.7L) >> Off-Vehicle Repair Instructions - Part 3 >> Engine Valley Cover Installation

Engine Valley Cover Installation

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 & Valley Cover
    GM1272812Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: All gasket surfaces should be free of oil or other foreign material during assembly.
  1. Install NEW knock sensor oil seals (520) into the valley cover (555).

    Lubricate the seal surfaces with clean engine oil.

    2. Fig 2: Valley Cover & Gasket
    GM668798Courtesy of GENERAL MOTORS CORP.
  2. Install the valley cover and NEW gasket.
    3. NOTE: Refer to Fastener Notice in Cautions and Notices.
  3. Install the valley cover bolts.

    Tighten:  Tighten the valley cover bolts to 25 N.m (18 lb ft).

    4. Fig 3: View Of Knock Sensors
    GM309864Courtesy of GENERAL MOTORS CORP.
  4. Install the knock sensors.

    Tighten:  Tighten the knock sensors to 20 N.m (15 lb ft).

    5. Fig 4: View Of Knock Sensor Wire Harness
    GM309859Courtesy of GENERAL MOTORS CORP.
  5. Install the knock sensor wire harness.
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