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International Automotive Technicians Network
Re: Would flushing“sealed for life” transmissions prolong their life?
Posted to Technical Discussion Forum on 3/22/2004

My 1991 Ford has a dipstick but no change interval for the autotrans oil in the service book.

Under TAXIs -it says to change every 60000km but no change interval for a regular passenger vegicle?????.

The model after mine came with a sealed unit.

BTW, min... Login to read more.