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Home >> Chevrolet >> 2001 >> Venture Base, Van Passenger >> Repair and Diagnosis >> External Pages >> Different car >> Section 165 (Engine Mechanical - 4.0L (On-Vehicle)) >> Repair Instructions >> Secondary Camshaft Drive Chain Guide Replacement - Right >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2002 Oldsmobile Aurora. However, it is still accessible from the selected car via links, so may be relevant.
  1. Position the right secondary camshaft drive chain guide in through the top of the cylinder head.
    Fig 1: Positioning Right Secondary Camshaft Drive Chain Guide In Through Top Of Cylinder Head
    G01819407Courtesy of GENERAL MOTORS CORP.
  2. Loosely install the lower right secondary camshaft drive chain guide bolt.
    Fig 2: Installing Lower Right Secondary Camshaft Drive Chain Guide Bolt
    G01819408Courtesy of GENERAL MOTORS CORP.
    CAUTION: Refer toFASTENER NOTICE .
  3. Install the upper right secondary camshaft drive chain guide bolt.

    Tighten 

    Tighten the secondary camshaft drive chain guide bolts to 25 N.m (18 ft lbs).

    Fig 3: Installing Upper Right Secondary Camshaft Drive Chain Guide Bolt
    G01819409Courtesy of GENERAL MOTORS CORP.
  4. Install the right secondary camshaft drive chain guide access plug (2) located in the cylinder head. Ensure the O-ring seal is attached to the access plug.

    Tighten 

    Tighten the secondary camshaft drive chain guide access plug to 4.5 N.m (40 in lbs).

    Fig 4: Installing Right Secondary Camshaft Drive Chain Guide Access Plug
    G01819410Courtesy of GENERAL MOTORS CORP.
  5. Install the right intake camshaft sprocket into the right secondary camshaft drive chain.
  6. Install the right intake camshaft sprocket onto the camshaft. The camshaft sprocket notch marked RI (right intake) engages the intake camshaft pin.
    Fig 5: Installing Right Intake Camshaft Sprocket
    G01819411Courtesy of GENERAL MOTORS CORP.
  7. Use an open end wrench on the hex cast into the camshaft in order to prevent the camshaft from rotating when tightening the camshaft sprocket bolt.
    Fig 6: Using Open End Wrench On Hex Cast
    G01819412Courtesy of GENERAL MOTORS CORP.
  8. Install the right intake camshaft sprocket bolt.

    Tighten 

    Tighten the camshaft sprocket bolt to 120 N.m (89 ft lbs).

  9. Install the right secondary camshaft drive chain tensioner. Refer to Secondary Camshaft Drive Chain Tensioner Replacement - Right .
    Fig 7: Installing Right Intake Camshaft Sprocket
    G01819413Courtesy of GENERAL MOTORS CORP.
  10. Remove the J 44212  from the camshafts.
  11. Install the right camshaft cover. Refer to Camshaft Cover Replacement - Right .
    Fig 8: Removing J 44212
    G01819414Courtesy of GENERAL MOTORS CORP.
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