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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 91 (Engine Mechanical - 3.6L (LF4 LGX) - Repair Instructions - On Vehicle) >> Repair Instructions - On Vehicle >> Cylinder Head Replacement - Right Side (LGX) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2016 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.
  1. Camshaft Timing Chain-Right Side Remove - Camshaft Timing Chain Assembly Replacement - Right Side (LGX) 
  2. Fig 1: Fuel Injection Fuel Rail Noise Shield
    GM4144593Courtesy of GENERAL MOTORS COMPANY
  3. Fuel Injection Fuel Rail Noise Shield- Remove - Fuel Injection Fuel Rail Noise Shield Replacement
  4. Fig 2: Warm Up Three-Way Catalytic Converter
    GM4179742Courtesy of GENERAL MOTORS COMPANY
  5. Warm Up Three-Way Catalytic Converter @ Bank 1 Remove - Catalytic Converter Replacement - Right Side (LGX)
  6. Fuel Pump Remove - Fuel Pump Replacement (LGX)
  7. Remove the ground wire bolt and ground wire.
  8. Disconnect and reposition harness as necessary.
  9. Camshaft-Right Side Remove - Camshaft Removal - Right Side (LGX)
  10. Fig 3: Camshaft Carrier - Right Side
    GM3951847Courtesy of GENERAL MOTORS COMPANY
  11. Camshaft Carrier- Right Side - Remove - Camshaft Carrier Removal - Right Side
  12. Fig 4: Valve Lifter - Right Side (LGX)
    GM3952335Courtesy of GENERAL MOTORS COMPANY
  13. Valve Lifter -Right Side Remove - Valve Lifter Replacement - Right Side (LGX) 
  14. Fig 5: Cylinder Head Bolt
    GM4154079Courtesy of GENERAL MOTORS COMPANY
  15. Cylinder Head Bolt - Remove and DISCARD
  16. Remove and DISCARD the rear M8 right cylinder head bolt.
  17. Cylinder Head Assembly- Remove
  18. Cylinder Head Gasket- Remove and DISCARD
  19. Cylinder Head Clean and inspect - Cylinder Head Cleaning and Inspection
  20. Engine Block Clean and inspect - Engine Block Cleaning and Inspection
  21. Disassemble the cylinder head as necessary. Cylinder Head Disassemble (LGX)