bucking issue

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04-17-2009, 11:58 PM

Mean87SS

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bucking issue

LS1 car, auto, 3500 PT yank..

Car is bucking on light/ no throttle(~40-50MPH...), soon as off the brakes.. bucking goes away.. trans/converter issue?

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04-18-2009, 12:56 AM

tptransmission

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Tcc not releasing.

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04-18-2009, 07:45 AM

Mean87SS

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Quote:

Originally Posted by tptransmission

Tcc not releasing.

Thats what I was thinking... is the issue with the converter or the trans itself?

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04-18-2009, 07:55 AM

FLT

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Tuning might fix your issue. You will need to increase the lockup mph and rpm in the computer. If as mentioned above that the TCC is not disengaging, then this should be an issue in all gears. Vince