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Home >> GMC >> 2021 >> Yukon XL AT4 >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Engine Mechanical - 5.3L (L84) Or 6.2L (L87) - Repair Instructions (10 Of 12) >> Repair Instructions >> Intake Manifold Cover Replacement >> Removal Procedure

Removal Procedure

  1. GM5001375Courtesy of GENERAL MOTORS COMPANY

    Air Cleaner Outlet Duct Bracket Bolt (1) - Remove

  2. Remove engine wiring harness from air cleaner outlet duct bracket.
  3. GM5001379Courtesy of GENERAL MOTORS COMPANY

    Positive Crankcase Ventilation Fresh Air Tube (1) - Disconnect - Plastic Collar Quick Connect Fitting Service

  4. Air Cleaner Outlet Duct Clamp (2) - Loosen [ 2x ]
  5. Air Cleaner Outlet Duct (3) - Remove
  6. GM5571687Courtesy of GENERAL MOTORS COMPANY

    Plenum Front Panel Outer Reinforcement (1) - Remove - Plenum Front Panel Outer Reinforcement Removal and Installation

  7. GM5538400Courtesy of GENERAL MOTORS COMPANY

    Evaporative Emission Canister Purge Tube Connector (1) @ Evaporative Emission Canister Purge Solenoid Valve - Disengage - Plastic Collar Quick Connect Fitting Service

  8. Evaporative Emission Canister Purge Tube (2) @ Evaporative Emission Canister Purge Solenoid Valve - Remove and position aside
  9. GM5540971Courtesy of GENERAL MOTORS COMPANY

    Engine Wiring Harness Connector (1) @ Throttle Body - Disconnect

  10. Engine Wiring Harness Retainer (2) @ Intake Manifold Cover - Remove [ 2x ]
  11. Engine Wiring Harness Connector (3) @ Manifold Absolute Pressure Sensor - Disconnect
  12. Engine Wiring Harness Connector (4) @ Evaporative Emission Canister Purge Solenoid Valve - Disconnect
  13. GM5540973Courtesy of GENERAL MOTORS COMPANY

    Engine Wiring Harness Retainer (1) @ Intake Manifold Cover (2) - Remove [ 4x ]

  14. GM5540974Courtesy of GENERAL MOTORS COMPANY

    Engine Wiring Harness Retainer (1) @ Intake Manifold Cover (2) - Remove [ 3x ]

  15. GM5540975Courtesy of GENERAL MOTORS COMPANY

    Engine Wiring Harness Retainer (1) @ Intake Manifold Cover (2) - Remove [ 4x ]

  16. GM5540992Courtesy of GENERAL MOTORS COMPANY

    Intake Manifold Cover Bolt (1) - Remove [ 4x ]

  17. Intake Manifold Cover (2) - Remove