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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 163 (Engine Mechanical - 3.6L (LGX LF4) - Repair Instructions - On Vehicle) >> Repair Instructions - On Vehicle >> Cylinder Head Replacement - Left Side (LF4) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2017 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove Secondary Timing Drive Chain@Left Side - Secondary Camshaft Intermediate Drive Chain Replacement - Left Side (LF4) 
  2. Remove Fuel Pump- Fuel Pump Replacement (LF4)
  3. Remove Turbocharger@ Bank 2 - Turbocharger Replacement (Bank 1) Turbocharger Replacement (Bank 2) 
  4. Remove Oil Level Indicator Tube Oil Level Indicator Tube Replacement (LF4) .
  5. Remove the ground wire bolt and ground wire.
  6. Disconnect and reposition harness as necessary.
  7. Fig 1: View Of Left Cylinder Head & Bolts
    GM2202035Courtesy of GENERAL MOTORS COMPANY
  8. Remove Cylinder Head Bolt (1) and DISCARD
  9. Remove Cylinder Head Bolt (2) and DISCARD
  10. Remove Cylinder Head Assembly (1)
  11. Fig 2: View Of Left Cylinder Head Gasket
    GM2202036Courtesy of GENERAL MOTORS COMPANY
  12. Remove Cylinder Head Gasket (2) and DISCARD
  13. Clean and inspect the cylinder head and the engine block sealing surfaces. Refer to Cylinder Head Cleaning and Inspection , and Engine Block Cleaning and Inspection .
  14. Disassemble the cylinder head as necessary. Refer to Cylinder Head Disassemble (LF4) .