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Home >> Isuzu >> 2007 >> i-290 LS, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 23 (Engine Mechanical - 4.6L - 1 Of 4) >> On-Vehicle Repair Instructions (1 Of 2) >> Valve Stem Oil Seal and Valve Spring Replacement - Left Side >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2007 Cadillac DTS. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Using J 38820 To Replace Valve Seal
    GM616165Courtesy of GENERAL MOTORS CORP.
  1. Lubricate the valve stem and the inner diameter of the new seal with clean engine oil.
    2. IMPORTANT: Install a seal protector over the valve stem prior to installing the valve stem seal.
  2. Using a twisting pushing motion install the NEW valve stem seal using the J 38820  . See Special Tools .
  3. Install the valve spring retainer and valve spring.
    4. Fig 2: View Of Base Plate Installed Over The Spark Plug Hole For Changing Valve Stem Seal
    GM650537Courtesy of GENERAL MOTORS CORP.
    CAUTION: Refer to COMPRESSED VALVE SPRING CAUTION .
  4. Swing the arm over the valve spring retainer and tighten the swivel nut of the J 44211  (2) down only enough to allow access for installation of the valve locks. See Special Tools .
  5. Position the valve locks to the valve stem retainer groove using the J 43059  .
  6. Remove the swivel nut and arm of the J 44211  (2). See Special Tools .
  7. Install the arm and swivel nut of the J 44211  (2) over the stud of any other valves being serviced and repeat removal steps 12 through 17 and installation steps 1 through 7. See Special Tools .
  8. Relieve the air pressure to the cylinder being serviced.
  9. Remove the J 39313  (1) from the spark plug hole. See Special Tools .
  10. Remove the base plate of the J 44211  (2). See Special Tools .
  11. Install the spark plug. Refer to Spark Plug Replacement .
  12. Repeat removal steps 7 through 17 and installation steps 1 through 11 on any other cylinders being serviced.
  13. Install the left camshafts. Refer to Camshaft Replacement - Left Side .
  14. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
    15. Fig 3: Locating Flywheel Holder J 44214
    GM650536Courtesy of GENERAL MOTORS CORP.
  15. Remove the J 44214  (1). See Special Tools .
  16. Install the torque converter cover. Refer to Torque Converter Cover Replacement .
    17. Fig 4: View Of Brace Between The Engine Oil Pan And The Transaxle Case
    GM333127Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to FASTENER NOTICE .
  17. Install the oil pan to transaxle brace.

    Tighten:  Tighten the oil pan to transaxle brace bolts to 50 N.m (37 lb ft).

  18. Lower the vehicle.
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