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Home >> Chevrolet >> 2023 >> Tahoe SSV >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 12 (Engine Mechanical - 3.0L (Lm2) Diesel - Repair Instructions (2 Of 11)) >> Repair Instructions >> Camshaft Housing Cover Insulator Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different variant/trim than selected.
  1. Plenum Front Panel Outer Reinforcement - Remove - Plenum Front Panel Outer Reinforcement Removal and Installation
  2. GM5171779Courtesy of GENERAL MOTORS COMPANY

    Oil Filler Cap - Remove

  3. Intake Manifold Cover Bolt (1) - Remove
  4. Intake Manifold Cover (2) - Remove
  5. Install the oil filler cap after removal of the intake manifold cover to prevent debris from falling into the engine.
  6. GM5150211Courtesy of GENERAL MOTORS COMPANY

    Air Cleaner Outlet Front Duct Clamp (1) - Loosen [2x]

  7. Air Cleaner Outlet Front Duct (2) - Remove
  8. GM5150241Courtesy of GENERAL MOTORS COMPANY

    Air Cleaner Outlet Duct Clamp (1) - Loosen

  9. Air Cleaner Outlet Duct (2) - Remove
  10. GM5170071Courtesy of GENERAL MOTORS COMPANY

    Remove the 3 rear engine wiring harness bracket nuts (1).

  11. Position the rear engine wiring harness channel (2) out of the way.
  12. GM5193255Courtesy of GENERAL MOTORS COMPANY

    Engine Coolant Outlet Pipe Bracket Bolt (1) - Remove

  13. GM5193296Courtesy of GENERAL MOTORS COMPANY

    Engine Coolant Air Bleed Hose (2) - Reposition away

  14. GM5204431Courtesy of GENERAL MOTORS COMPANY

    Remove the 2 exhaust gas recirculation cooler bolts (1).

  15. GM5206053Courtesy of GENERAL MOTORS COMPANY

    Turbocharger Coolant Feed and Return Pipe Bolt (3) - Remove

  16. GM5204427Courtesy of GENERAL MOTORS COMPANY

    Remove the turbocharger coolant return hose clip (1) and position the turbocharger coolant return hose out of the way.

  17. Remove the exhaust gas recirculation pipe bolt (2).
  18. GM5204428Courtesy of GENERAL MOTORS COMPANY

    Remove the 2 exhaust gas recirculation pipe bolts (1).

  19. GM5204438Courtesy of GENERAL MOTORS COMPANY

    Exhaust Gas Recirculation Pipe (1) - Remove

  20. Exhaust Gas Recirculation Pipe Seal (2) - Remove and DISCARD
  21. Exhaust Gas Recirculation Cooler Inlet Pipe Gasket (3) - Remove and DISCARD
  22. GM5624867Courtesy of GENERAL MOTORS COMPANY

    Electrical Connector (1) @Nitrogen Oxides Sensor - Disconnect

  23. Wiring Harness Retainer (2) @Charge Air Cooler - Remove [3x]
  24. Electrical Connector (3) @Charge Air Cooler - Disconnect [2x]
  25. Engine Wiring Harness (4) - Position aside
  26. GM5216906Courtesy of GENERAL MOTORS COMPANY

    Wiring Harness Retainer (4) @Charge Air Cooler - Remove

  27. GM5211335Courtesy of GENERAL MOTORS COMPANY

    Charge Air Cooler Outlet Air Hose Clamp (1) - Loosen until disengaged [2x]

  28. Charge Air Cooler Outlet Air Hose (2) - Remove
  29. GM5211389Courtesy of GENERAL MOTORS COMPANY

    Charge Air Cooler Inlet Air Hose Clamp (1) - Loosen until disengaged [2x]

  30. Charge Air Cooler Inlet Air Hose (2) - Remove
  31. GM5217133Courtesy of GENERAL MOTORS COMPANY

    Charge Air Cooler Bolt (1) - Remove [4x]

  32. GM5217156Courtesy of GENERAL MOTORS COMPANY

    Charge Air Cooler - (1) Position aside

  33. GM5187895Courtesy of GENERAL MOTORS COMPANY

    Upper Intake Manifold Brace Nut (1) - Remove [3x]

  34. NOTE:

    The upper intake manifold bracket and nitrogen oxides sensor are position aside as an assembly.

  35. Upper Intake Manifold Bracket (2) - Position aside
  36. GM5185361Courtesy of GENERAL MOTORS COMPANY

    Turbocharger Heat Shield Bolt (1) - Remove [2x]

  37. Turbocharger Heat Shield Nut (2) - Remove
  38. GM5185371Courtesy of GENERAL MOTORS COMPANY

    Turbocharger Heat Shield (1) - Position aside

  39. GM5219691Courtesy of GENERAL MOTORS COMPANY

    Release the retaining spring (1).

  40. Intake Manifold Resonator (2) - Remove
  41. GM5138644Courtesy of GENERAL MOTORS COMPANY

    Turbocharger Bracket Bolt (1) - Remove

  42. GM5499646Courtesy of GENERAL MOTORS COMPANY

    Engine Wiring Harness Bracket Nut (1) - Remove [2x]

  43. Engine Wiring Harness Bracket (3) - Reposition
  44. GM5217555Courtesy of GENERAL MOTORS COMPANY

    Oil Filler Tube Support Stud (1) - Remove

  45. GM5499644Courtesy of GENERAL MOTORS COMPANY

    Engine Coolant Air Bleed Hose Clip (1) - Remove

  46. GM5217574Courtesy of GENERAL MOTORS COMPANY

    Charge Air Cooler Bolt (1) - Remove [5x]

  47. Charge Air Cooler Bracket (2) - Remove
  48. Disconnect electrical connectors and reposition harness and hoses as needed.
  49. GM5149255Courtesy of GENERAL MOTORS COMPANY

    Exhaust Gas Recirculation Pipe Bracket Bolt (1) - Remove

  50. Exhaust Gas Recirculation Pipe Bracket (5) - Remove
  51. GM5135087Courtesy of GENERAL MOTORS COMPANY
    WARNING:

    The noise cancelling foam component MUST be replaced if it has been exposed to engine fluids. Failure to replace the noise cancelling foam component that has been exposed to engine fluids may result in an engine fire resulting in catastrophic engine damage, and possible injury or death.

    Camshaft Housing Cover Insulator (1) - Remove