For 1990-2009 cars

1. Remove the low and reverse clutch spring retaining ring (514) from the transmission case assembly.
2. Remove the low and reverse clutch spring assembly (513).

Warning: Wear safety glasses when using compressed air in order to prevent eye injury.

3. While rotating the low and reverse clutch piston (511) by hand, apply compressed air into the oil passage located in the side of the transmission case and remove the low and reverse clutch piston assembly.
4. Remove the inner seal (510) and the outer seal (512) from the piston.