GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 38606 Valve Spring Compressor


    Object Number: 187057  Size: SH

    Important: During disassembly, ensure the valve train components are kept together and identified so they can be reinstalled in their original locations and with the same mating surfaces as when removed.

  1. Use J 38606 to compress the valve spring.

  2. Object Number: 42226  Size: SH
  3. Remove the valve keys.
  4. Remove the valve cap and spring.
  5. Remove the valve stem oil seal by prying up on the bottom.