Apply downward pressure while screwing clockwise into the seal. once the remover threads are engage into the seal, remove the seal by turning the remover screw until seal is extracted. place remover over the shaft with the remover screw backed off.
SST-1001-PV GM Shift Lever Seal Installer / Remover Tranmission Tool T-1001-PV
GM Shift Lever Seal Installer Remover Transmission Tool Turbo 400 350 300 700-R4
For GM Shift Lever Seal Installer Remover Transmission Tool Turbo 400/350/300
OEM GM Shift-to-Park Interlock Switch for Traverse & GM vehicles
Willys M38 or M38A1 NOS Transmission Shift Lever Boot. Not Reproduction. T90.