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Old 02-03-2014, 10:03 PM   #1
franky69c10
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need your help please

Ok I have a 87 tbi Silverado 2wd with a 700r4 ok the other day coming home from work my truck started slipping like it was in neutral I got home check the trans fluid and it was ok so parked it then an hour later I try to drive it but it wouldn't shift out of first gear after awhile it just revs without moving but if I tap the gas it goes but won't shift out of first, so I came come and adjusted the tv cable but that didn't help and this is the thing if I floor it like taking off fast it will shift all gears but only in high rpms but when I take off slow to drive at regular speeds it wont shift out of first...... can anyone help me out
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Old 02-03-2014, 11:54 PM   #2
franky69c10
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Re: need your help please

ttt
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http://67-72chevytrucks.com/vboard/s...d.php?t=498241
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Old 02-04-2014, 01:57 AM   #3
willett
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Re: need your help please

I don't know about a 700, but on my turbo 400 there is a vacuum line on the side. If it is disconnected I only get 1st.
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Old 02-04-2014, 09:32 AM   #4
KrazyRay
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Re: need your help please

It might be the governor plastic gear that is broken. You should post in the power train section because there are a couple of transmission experts that frequent that area.
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