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Home >> Cadillac >> 2021 >> CT5 Sport, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Engine Mechanical - 3.0L (LGY)) >> Repair Instructions >> Cylinder Head Replacement - Left Side >> Installation Procedure

Installation Procedure

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  1. GM4145196Courtesy of GENERAL MOTORS COMPANY

    Ensure the 2 cylinder head locating pins (5) are securely mounted in the engine block deck face.

  2. Install a NEW cylinder head gasket (4) using the deck face locating pins for retention.
  3. Cylinder Head (3) - Install
  4. GM4044977Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Refer to Fastener Caution .

    CAUTION:

    This vehicle is equipped with torque-to-yield or single use fasteners. Install a NEW torque-to-yield or single use fastener when installing this component. Failure to replace the torque-to-yield or single use fastener could cause damage to the vehicle or component.

    Cylinder Head Bolt M8 x 80.8 (3) - Install NEW and tighten in sequence [ 2x ]

    1. First Pass: 15 N.m (11 lb-ft)
    2. Final Pass: 75 degrees
  5. Cylinder Head Bolt M11 x 178 (4) - Install NEW and tighten in sequence [ 8x ]
    1. First Pass: 60 N.m (44 lb-ft)
    2. Final Pass: 185 degrees
  6. GM3951850Courtesy of GENERAL MOTORS COMPANY

    Camshaft Carrier-Left Side (2) - Install - Camshaft Carrier Resealing - Left Side 

  7. Camshaft-Left Side - Install - Camshaft Replacement - Left Side 
  8. Oil Level Indicator Tube - Install - Oil Level Indicator Tube Replacement 
  9. Compressor Air Intake Turbocharger-Left Side - Install - Compressor Air Intake Turbocharger Replacement - Left Side 
  10. Fuel Feed Intermediate Pipe - Install - Fuel Feed Intermediate Pipe Replacement
  11. GM4144593Courtesy of GENERAL MOTORS COMPANY

    Fuel Injection Fuel Rail Noise Shield (1) - Install - Fuel Injection Fuel Rail Noise Shield Replacement (Upper) , or Fuel Injection Fuel Rail Noise Shield Replacement (Lower)

  12. Camshaft Timing Chain-Left Side - Install - Camshaft Timing Chain Assembly Replacement - Left Side 
  13. Engine - Install - Engine Replacement (AWD) , or Engine Replacement (RWD)