How to fix steering box oil seal of isuzu 6he1?

To fix the steering box oil seal of an Isuzu 6HE1, first, ensure the vehicle is safely lifted and supported. Remove the steering box from the vehicle, then disassemble it to access the oil seal. Replace the old seal with a new one, ensuring proper alignment and seating. Reassemble the steering box, reinstall it in the vehicle, and refill with the appropriate steering fluid to complete the repair.