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Home >> Chevrolet >> 2006 >> Impala LTZ >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - 3.9L - Introduction (2 Of 2) >> Repair Instructions >> Intake Manifold Tuning Valve Replacement >> Removal Procedure
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Removal Procedure

    Fig 1: Removing The Intake Manifold Cover
    GM1614473Courtesy of GENERAL MOTORS CORP.
  1. Remove the intake manifold cover. Refer to Intake Manifold Cover Replacement .
  2. Disconnect the intake manifold tuning valve electrical connector.
  3. Remove the engine harness clip from the engine bracket.
  4. Remove the power steering pump. Refer to Power Steering Pump Replacement (LS4) or Power Steering Pump Replacement (LZ4/LZE/LZ9) .
  5. Fig 2: Removing The Intake Manifold Tuning Valve Bolts
    GM1557831Courtesy of GENERAL MOTORS CORP.
  6. Remove the intake manifold tuning valve bolts.
  7. Remove the intake manifold tuning valve.