1. Remove the transmission. Refer to Transmission Replacement for the 4L 60-E /4L 65-E /4L 70-E transmission, Transmission Replacement for the 4L 50/4L 80/4L 90 transmission, or Transmission Replacement for the Allison transmission.
2. Install J 44643 in order to hold the flywheel. See Special Tools .
3. Remove and discard the flywheel bolts.
4. Remove the flywheel washer and flywheel.
