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Home >> Isuzu >> 2007 >> i-290 LS, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 84 (Engine Mechanical - 3.7L) >> Repair Instructions >> On-Vehicle Repair Instructions >> Valve Stem Oil Seal and Valve Spring Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2007 Isuzu i-370, 2007 GMC Canyon, and 2007 Chevrolet Colorado. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Valve Stem Seals And Seal Tool
    GM858302Courtesy of GENERAL MOTORS CORP.
  1. Lubricate the valve stem and 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  .
    3. Fig 2: View Of Valve Springs & Retainers
    GM858298Courtesy of GENERAL MOTORS CORP.
  3. Install the valve spring and valve spring retainer.
    4. Fig 3: View Of J 44228 Base Plate
    GM760725Courtesy of GENERAL MOTORS CORP.
  4. Swing the arm over the valve spring retainer and tighten the swivel nut of the J-44228-A  down only enough to allow access for installation of the valve locks.
  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-44228-A 
  7. Install the arm and swivel nut of the J-44228-A  over the stud of any other valves being serviced for this cylinder and repeat removal steps 11 through 16 and installation steps 1 through 7.
  8. Relieve the air pressure to the cylinder being serviced.
  9. Remove the J 39313  from the spark plug hole.
  10. Remove the base plate of the J-44228-A  .
  11. Repeat removal steps 7 through 16 and installation steps 1 through 10 on any other cylinders being serviced.
  12. Install the spark plugs. Refer to Spark Plug Replacement .
  13. Install the valve rocker arms. Refer to Valve Rocker Arm and Valve Lash Adjuster Replacement .
  14. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
    15. Fig 4: Identifying EN 46547
    GM1386661Courtesy of GENERAL MOTORS CORP.
  15. Remove the EN 46547  (1) from the flywheel teeth.
    16. Fig 5: View Of Service Slot Plug
    GM1302113Courtesy of GENERAL MOTORS CORP.
  16. Install the service slot plug.
  17. Lower the vehicle.
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