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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 870 (Engine Mechanical) >> 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 2003 Pontiac Aztek and 2003 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the valve stem oil seal/spring seat.
    • Use a suitable driver.
    • Press over the valve guide boss.
  2. Install the valve spring.
  3. Install the valve cap.
    Fig 1: Installing Valve Keys, Valve Cap And Valve Spring
    G01500540Courtesy of GENERAL MOTORS CORP.
  4. Use the J 38606  in order to compress the valve spring.
  5. Install the valve keys. If necessary, hold the valve keys in place with grease.
  6. Remove the J 38606  in order to release the valve spring.
  7. Ensure that the valve keys are seated.
  8. Install the valve rocker arm. Refer to VALVE ROCKER ARM AND PUSH ROD REPLACEMENT  .
  9. Release the air pressure and remove the J 22794. 
  10. Install the spark plug.
    Fig 2: Compressing Valve Spring With Valve Spring Compressor (J 38606)
    G01500541Courtesy of GENERAL MOTORS CORP.
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