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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 (LGX) >> Installation Procedure

Installation 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. Assemble the cylinder head as necessary. Cylinder Head Assemble (LGX)
  2. Fig 1: Cylinder Head Bolts
    GM4145196Courtesy of GENERAL MOTORS COMPANY
  3. Ensure the cylinder head locating pins (5) are securely mounted in the cylinder block deck face.
  4. Install a NEW left cylinder head gasket (4) using the deck face locating pins for retention.
  5. Install Cylinder Head Assembly (3) - Cylinder Head Installation - Left Side (LGX)
  6. Fig 2: Camshaft Carrier - Right Side
    GM3951847Courtesy of GENERAL MOTORS COMPANY
  7. Install Camshaft Carrier-Left Side (2) - Camshaft Carrier Removal - Left Side
  8. Install Camshaft-Left Side - Camshaft Replacement - Left Side (LGX) 
  9. Position wire harness and connect as necessary.
  10. CAUTION:

    Refer to Fastener Caution .

  11. Install ground wire and ground wire bolt. Tighten bolt to 15 N.m (11 lb ft)
  12. Fig 3: Oil Level Indicator and Tube
    GM4179702Courtesy of GENERAL MOTORS COMPANY
  13. Install Oil Level Indicator Tube (2) - Oil Level Indicator Tube Replacement (LGX) 
  14. Fig 4: Catalytic Converter, Gasket & Fasteners
    GM2805059Courtesy of GENERAL MOTORS COMPANY
  15. Install Catalytic Converter-Left Side (3) - Catalytic Converter Replacement - Left Side (LGX)
  16. Fig 5: Fuel Feed Intermediate Pipe
    GM4093615Courtesy of GENERAL MOTORS COMPANY
  17. Install Fuel Feed Intermediate Pipe (2) - Fuel Feed Intermediate Pipe Replacement (LGX)
  18. Fig 6: Fuel Injection Fuel Rail Noise Shield
    GM4144593Courtesy of GENERAL MOTORS COMPANY
  19. Install Fuel Injection Fuel Rail Noise Shield (1) - Fuel Injection Fuel Rail Noise Shield Replacement
  20. Install Camshaft Timing Chain-Left Side - Camshaft Timing Chain Assembly Replacement - Left Side (LGX)