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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 91 (Engine Mechanical - 3.6L (LF4 LGX) - Repair Instructions - On Vehicle) >> Repair Instructions - On Vehicle >> Valve Stem Oil Seal and Valve Spring Replacement - Right Side (LGX) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2016 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Valve Stem Seal Remover/Installer
    GM4166267Courtesy of GENERAL MOTORS COMPANY
  1. Use the EN-46116  remover/installer in order to install the valve stem seal.
    2. Fig 2: Valve Spring And Retainer
    GM4166266Courtesy of GENERAL MOTORS COMPANY
  2. Valve Spring - Install
  3. Valve Spring Retainer - Install
    4. Fig 3: Valve Spring Compressor
    GM4166262Courtesy of GENERAL MOTORS COMPANY
  4. Install the EN-46335-A  compressor above the applicable cylinder as shown.
  5. Tighten the EN-46335-A  compressor bolt.
  6. Install the valve spring keepers.
  7. EN-46335-A  compressor - Remove
  8. Disconnect the EN-39313  adapter from the compressed air source.
  9. EN-39313  adapter Remove
  10. Spark Plug Install - Spark Plug Replacement (LGX)
  11. Install the rocker arms. Valve Rocker Arm Replacement - Right Side (LGX) 
    12. Fig 4: Flywheel Holder
    GM4117498Courtesy of GENERAL MOTORS COMPANY
  12. EN-46106  tool - Remove
  13. Install the starter. Starter Replacement (LGX) .
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