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Home >> Buick >> 2008 >> Allure CXL >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Engine Mechanical - 3.6L (2 Of 5)) >> On-Vehicle Repair Information (1 Of 2) >> Camshaft Replacement - Right Side (LY7) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different variant/trim than selected.
    Fig 1: Identifying Timing Chain Marks & Their Respective Locations On Gears, Sprockets & Actuators
    GM1306457Courtesy of GENERAL MOTORS CORP.
    IMPORTANT:
    • Ensure that the marks on the camshaft position actuators and the timing chain (15-18) are aligned.
    • DO NOT tighten the camshaft position actuator bolt at this time.
  1. Locate the camshafts to the cylinder head and assemble the camshaft actuators to the camshafts.
  2. Install the camshafts and the camshaft bearing caps. Refer to Camshaft Installation - Right Side .
  3. Remove the EN-48313  . See Special Tools .
    4. Fig 2: Preventing Camshaft/Engine Rotation Using Open-End Wrench
    GM1340931Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Torque Reaction Against Timing Drive Chain Notice .
    IMPORTANT: Use an open-end wrench at the camshaft hex to prevent camshaft/engine rotation.
  4. Install and tighten the camshaft position actuators. Refer to Camshaft Position Actuator Installation - Right Side Intake (Fourth Design) and Camshaft Position Actuator Installation - Right Side Exhaust (Fourth Design) .
  5. Install the intake camshaft position actuator solenoid. Refer to Camshaft Position Actuator Solenoid Valve Solenoid Replacement - Bank 1 (Right Side) Intake .
  6. Install the camshaft sensors. Refer to Camshaft Position Sensor Replacement - Bank 1 (Right Side) Exhaust and Camshaft Position Sensor Replacement - Bank 1 (Right Side) Intake .
  7. Install the camshaft cover. Refer to Camshaft Cover Replacement - Right Side .
  8. Install the upper intake manifold with the lower intake manifold. Refer to Lower Intake Manifold Replacement .
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