GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 8062 Valve Spring Compressor


    Object Number: 480554  Size: SH

    Caution: Compressed valve springs have high tension against the valve spring compressor. Valve springs that are not properly compressed by or released from the valve spring compressor can be ejected from the valve spring compressor with intense force. Use care when compressing or releasing the valve spring with the valve spring compressor and when removing or installing the valve stem keys. Failing to use care may cause personal injury.

    Caution: Wear safety glasses in order to avoid eye damage.

  1. Use the J 8062 in order to compress the valve springs.

  2. Object Number: 480555  Size: SH

    Important: Mark, sort, and organize the components so that the components can be reinstalled in their original location and position.

  3. Remove the valve stem keys (1).
  4. Remove the J 8062 from the cylinder head.
  5. Remove the valve spring cap (2).
  6. Remove the valve spring (3).
  7. Remove the valve stem oil seal (4).
  8. Discard the valve stem oil seal.
  9. Remove the valve.