Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Governor Hub






1. Check governor hub seal rings, see image.





2. Remove governor hub oil screen. Inspect and replace if necessary, see image.

3. Install oil screen flush to hub.

4. Inspect governor hub splines for cracks or chipped teeth. Replace if necessary.