Governor Seal Replacement

The automatic transmission used on Saab 9000 is the ZF 4HP18

Slipping when starting to drive
Shifting at random times
Not downshifting
The car doesn’t start moving when you select “D” but does if you manually select “1”

Manuals, Parts Diagrams, and Technical Info

Transmission Technical Service Information

Eriksson Industries Parts Diagram

Automatic Choice Parts Diagram

Townsend Imports - Saab Service Bulletin

Repair Procedure Write-Ups

Shan’s Write-Up

YouTube Videos

I have the rubber seals on hand. Message me if you need some.