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Hestitation @ 42 mph

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Old Jul 26, 2003 | 08:38 AM
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Default Hestitation @ 42 mph

Hey Gang,

Since I brought my LS400. I always have this problem. The car runs great, but it always hestitate at around 42 mph. The car want to accelerate and yet wants to deccelerate. I hate that problem. Anyway, I had my engine taken out and change the torque converter. The problem is gone. The problem was the torque converter. I am not sure why.

If you have similar problem, please contact me.
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Old Jul 26, 2003 | 10:36 AM
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OH MY GOSH I DO! How much did it cost to do all of that?
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Old Jul 26, 2003 | 02:18 PM
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At times, but not too often my car at an average speed want to stall when I accelerate. It has done it at different speeds, but not at low speeds.
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Old Jul 26, 2003 | 04:09 PM
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This problem been bugging me for years. I tried to fix the TPS, TB, Speed sensor and so on. Never got the proper diagnosis for the problem. Since my engine was out, so i change to a 2800 rpm stall speed torque converter. The problem solved. Very happy. Highly recommended if you have this problem. If you are interested in changing your TC, please PM me.
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Old Jul 26, 2003 | 04:15 PM
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Well from reading other posts I was under the impression that it might have been dirty fuel injectors so I put about 2 tanks of valvoline and a octance booster in it over the past few weeks and it still did not correct the problem. I was kind of dissapointed but I would like to know how much it costs (labor-wise) to change the torque converter. Thanks for your time!

-Jason Elcan
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Old Jul 26, 2003 | 05:20 PM
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I heard you have to open up the whole engine because the TC is deep inside, I'm just saying from what I heard.
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Old Jul 26, 2003 | 09:07 PM
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You dont have to take the whole engine out just for TC change. Tranny comes out. Labor is about $250-330 for the whole process.
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Old Jul 26, 2003 | 09:27 PM
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About how many hours would that take?
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Old Jul 26, 2003 | 10:57 PM
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which TC are we using ? Dragon TC? and approximate how is the cost of the TC

btw.. doesnt this create pontential tranny problems in the future?
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Old Jul 27, 2003 | 03:04 AM
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Not sure how many hours it would take. I have called few shops and the charges are like from above price. Here is a link http://www.lextreme.com/Torque%20Convertor.htm
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Old Jul 27, 2003 | 09:29 AM
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sounds like a good deal.. 175 aint bad.. will this improve your acceleration by a lot?
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