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Home >> Cadillac >> 2004 >> CTS Base, 3.2 N >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 13 (Engine Mechanical - 3.6L (Ly7) (Repair Procedures -- 1 Of 5)) >> On-Vehicle Repair Instructions - Part 1 >> Valve Stem Oil Seal and Valve Spring Replacement - Left >> Installation Procedure

Installation Procedure

WARNING: This page is about a different variant/trim than selected.
    Fig 1: Removing/Installing Valve Stem Seal
    GM1338340Courtesy of GENERAL MOTORS CORP.
  1. Use the EN 46116  (1) in order to install the valve stem seal (2).
    2. Fig 2: View Of Valve Spring
    GM902899Courtesy of GENERAL MOTORS CORP.
  2. Install the valve spring.
  3. Install the valve spring retainer.
    4. Fig 3: View Of Installed Valve Spring Compressor Tool
    GM1338337Courtesy of GENERAL MOTORS CORP.
  4. Install the EN 46110  above the applicable valve spring as shown.

    Tighten theEN 46110  valve spring compressor nut (2).

    5. Fig 4: View Of Valve Spring Keepers
    GM902903Courtesy of GENERAL MOTORS CORP.
  5. Install the valve spring keepers.
  6. Remove the EN 46110  .
  7. Disconnect the J 39313  from the compressed air source.
  8. Remove the J 39313  .
  9. Install the spark plugs. Refer to Spark Plug Replacement in Engine Controls - 3.6L (LY7).
  10. Install the rocker arms and camshafts. Refer to Camshaft Replacement - Left .
  11. Remove the EN 46106  in order to prevent crankshaft rotation.
  12. Install the starter motor. Refer to Starter Motor Replacement (LY7) in Engine Electrical.
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