Mechanics

TH 400 TRANNY PROBLEM

1940 GMC Other

Hi I have a 1980 350 with a th 400 vacuum tranny and i, m having problems with it for not going into drive while its hot, what i, ve done on the tranny so far I changed the oil filtre and oil and i, ve changed the modulator on it also but still no changes, when its cold it runs great. Do I have to do any adjustment on the bands or is it finish. Thanks
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Claude
June 6, 2007.



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