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Home >> Buick >> 2015 >> Verano Premium, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Engine Mechanical - 2.4L (Lea)) >> Repair Instructions - On Vehicle >> Cylinder Head Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different variant/trim than selected.
  1. Remove the radiator surge tank inlet hose. Refer to Radiator Surge Tank Inlet Hose/Pipe Replacement .
  2. Remove the three-way catalytic converter. Refer to Three-Way Catalytic Converter Replacement (2.4L LEA) .
  3. Remove the exhaust camshaft. Refer to Exhaust Camshaft Replacement .
  4. Remove the intake camshaft. Refer to Intake Camshaft Replacement .
  5. Remove the intake manifold. Refer to Intake Manifold Replacement .
  6. Remove the exhaust manifold. Refer to Exhaust Manifold Replacement (2.4L LEA) .
  7. Remove the fuel injection fuel rail assembly. Refer to Fuel Injection Fuel Rail Assembly Replacement .
  8. Remove the hydraulic valve lash adjuster. Refer to Hydraulic Valve Lash Adjuster Replacement .
  9. Fig 1: Cylinder Head Bolt Loosening Sequence
    GM2557069Courtesy of GENERAL MOTORS COMPANY
  10. Loosen the cylinder head bolts in sequence as shown.
  11. Fig 2: Cylinder Head, Gasket & Bolts
    GM2557067Courtesy of GENERAL MOTORS COMPANY
  12. Remove and DISCARD the 14 cylinder head bolts (1) and (2).
  13. Remove the cylinder head (3) with the cylinder head gasket (4).