Question about 1991 Pontiac Trans Sport

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Automatic transmition is not working

I have a Pontiac Trans Sport 1991 and the automatic gear box doesn´t work .It only works on first gear or backward .Gears dont change automaticaly as it should .
I live in Brazil , and at first I need to find a gear box mechanical drawing .After I think I will need to buy some parts .
Could you give some hints
Thanks in advance

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Could be the flapper under the dash

Posted on Dec 23, 2008


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