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Home >> Isuzu >> 2007 >> i-290 LS, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 23 (Engine Mechanical - 4.6L - 1 Of 4) >> On-Vehicle Repair Instructions (1 Of 2) >> Secondary Camshaft Drive Chain Guide Replacement - Right Side >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2007 Cadillac DTS. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View of Right Secondary Camshaft Drive Chain Guide
    GM685348Courtesy of GENERAL MOTORS CORP.
  1. Position the right secondary camshaft drive chain guide in through the top of the cylinder head.
    2. Fig 2: Identifying Lower Right Secondary Camshaft Drive Chain Guide Bolt
    GM685347Courtesy of GENERAL MOTORS CORP.
  2. Loosely install the lower right secondary camshaft drive chain guide bolt.
    3. Fig 3: View Of Upper Right Secondary Camshaft Drive Chain Guide Bolt
    GM685331Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to FASTENER 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 lb ft).

    4. Fig 4: Locating Camshaft Drive Chain Shoe Access Plugs On Front Of Engine
    GM748194Courtesy 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 lb in).

    5. Fig 5: Ensuring Camshaft Sprocket Drive Pins Are At Top Of Their Rotation
    GM517164Courtesy 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.
    7. Fig 6: Securing Camshaft
    GM749351Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Torque Reaction Against Timing Drive Chain Notice .
  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.
    8. Fig 7: Identifying Right Intake Camshaft Sprocket Bolt
    GM210266Courtesy of GENERAL MOTORS CORP.
  8. Install the right intake camshaft sprocket bolt.

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

  9. Install the right secondary camshaft drive chain tensioner. Refer to Secondary Camshaft Drive Chain Tensioner Replacement - Right Side .
    10. Fig 8: Using Camshaft Holding Tool
    GM650538Courtesy of GENERAL MOTORS CORP.
  10. Remove the J 44212  from the camshafts. See Special Tools .
  11. Install the right camshaft cover. Refer to Camshaft Cover Replacement - Right Side .
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