GM Service Manual Online
For 1990-2009 cars only

Special Tools

KM-6623 Installer


    Object Number: 1944454  Size: SH
  1. Position the new seal ring.
  2. • Position the seal ring in such a way that the pulse pick-up bracket is over the corresponding cut-out on the cylinder block.

       Important: Do not press in the seal ring all the way.

    • Slide the seal ring over the crankshaft. Push, until the seal ring is flush and sits evenly in the cylinder block.
  3. Using the KM-6623 , install the seal ring (1).
  4. • Tighten the 3 bolts (2).
    • Press the seal ring all the way in.
    • Install the bolt (3).
  5. Remove the KM-6623 .
  6. Remove the 3 bolts.
  7. Notice: Refer to Fastener Notice in the Preface section.

  8. Install the crankshaft pulse pick-up to the pulse pick-up bracket.
  9. Tighten
    Tighten the bolt to 5 N·m (44 lb in).

  10. Place the encoder on the crankshaft.