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Old 04-16-2008, 02:20 AM   #24
jbarron
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Join Date: Apr 2006
Location: Spring, Texas
Posts: 167
Re: TH350 mysterious shifting/not going into gear/freespin issue

Make sure your vacuum line is hooked up to the modulator. If it is not pulling vacuum it will take off and then loose power and not shift into upper gears. Other than that I would suspect fuild level
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