what can i use to stop a transmission oil leak? on 1993 Ford Escort

every week or so i have to put transmission oil in my car i know it has a leak,my machanic tell me it is because of the age of the vehicle and it will cost a lot to fix,but sugessted not to. what can i do to get some help about this,beside taking down the tranmission?

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1 answer
you need a new mechanic. no sealers work. have the leak diaged and repaired before you damage the trans.

Roy