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Home >> Buick >> 2007 >> Allure CX >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 13 (Engine Mechanical - 3.6L - 4 Of 5) >> Off-Vehicle Repair Instructions (3 Of 4) >> Primary Camshaft Drive Chain Installation

Primary Camshaft Drive Chain Installation

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    Fig 1: Primary Camshaft Drive Chain
    GM1579009Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Ensure that the crankshaft is in the stage one timing drive assembly position.
  1. Install the primary camshaft drive chain.
  2. Fig 2: Identifying View Of Primary Camshaft Drive Chain Timing Links
    GM1579320Courtesy of GENERAL MOTORS CORP.
  3. Wrap the primary camshaft drive chain around the large sprockets of each camshaft intermediate drive chain idler and the crankshaft sprocket.
  4. Fig 3: Left Camshaft Intermediate Drive Chain Idler Timing Mark
    GM1579321Courtesy of GENERAL MOTORS CORP.
  5. The left camshaft intermediate drive chain idler timing mark (1) will align with a timing camshaft drive chain link (2).
  6. Fig 4: Right Camshaft Intermediate Drive Chain Idler Timing Mark
    GM1579322Courtesy of GENERAL MOTORS CORP.
  7. The right camshaft intermediate drive chain idler timing mark (2) will align with a timing camshaft drive chain link (1).
  8. Fig 5: Crankshaft Sprocket Timing Mark
    GM1579324Courtesy of GENERAL MOTORS CORP.
  9. The crankshaft sprocket timing mark (2) will align with a timing camshaft drive chain link (1).
  10. Fig 6: Aligning Timing Camshaft Drive Chain Links
    GM1579325Courtesy of GENERAL MOTORS CORP.
  11. Ensure all the timing marks (2, 3, 6) are properly aligned with the timing camshaft drive chain links (1, 4, 5).