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Home >> Chevrolet >> 2018 >> Impala Premier, Gas >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Engine Mechanical - 2.5L (LCV)) >> Repair Instructions - On Vehicle >> Valve Stem Oil Seal and Valve Spring Replacement >> Installation Procedure

Installation Procedure

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  1. Using the EN-37281-A  Valve Guide Seal Remover, install the NEW valve seal. Fully seat the seal onto the valve guide.
  2. GM2401713Courtesy of GENERAL MOTORS COMPANY

    Install the valve spring (3) and retainer (2).

  3. Compress the valve spring using the valve spring compressor.
  4. Install the valve spring keepers (1).
  5. Disconnect the air hose and air hose adapter.
  6. GM3942126Courtesy of GENERAL MOTORS COMPANY

    Remove the EN-50717  Valve Spring Compressor and EN-50717  Valve Spring Compressor adapter set from the cylinder head.

  7. Install the spark plugs. Spark Plug Replacement
  8. Install the camshaft. Intake Camshaft Replacement , or Camshaft Position Actuator and Camshaft Replacement - Exhaust 
  9. Remove the EN-50792  Flywheel Holding Tool.
  10. If equipped with an automatic transmission, install the starter. Starter Replacement (LCV)