Drivetrain Clutch, Torque Converter, Transmission, Driveline, Axles, Rear Ends

is something wrong?

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Old May 7, 2008 | 11:51 PM
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is something wrong?

Ok I have a ? I was wondering if this is normal. When I'm driven my car and I'm going around 40mph and punch the gas the car revs up to around 4000rpms to 5000rpms depending on how much gas you give it. Then the car shifts at that rpms and bits like a mother spining the tires and kicking sideways like crazy. Just wonding what's going on with this. The trans is my thrid performabuilt the frist one lasted about 2000 miles the second lasted only 50!!!
Any input would help thanks
Old May 8, 2008 | 12:39 AM
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your kicking down to a low gear, Then upshifting I would not consider that abnormal . It would be speed dependant on how far your PCM tells the trans to kick down/ Trans can only do what its told by the PCM as far as shifting.
A yes you originally purchased 5/7/07 and we took care of you things can and do go wrong from time to time, I always find it interesting when someone thinks they have and issue do they call me? No they ask in a forum lol. The most any company can do is fix whatever went wrong and trust me we fix alot of things that were not our fault. For instance we sent you a unit out and we don't even know what happened to the other unit yet. We have done that more than a few times and found a broken pump from wrong installation and you know what, To date not a single one of those people have ever offered to pay for a second trans lol. Anyway waiting to recieve the 60 mile unit to see what went wrong now.
Frank
We take very good care of our customers period

Last edited by Performabuilt; May 8, 2008 at 12:57 AM.
Old May 8, 2008 | 12:56 AM
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It just revs and doesn't move till the shift ponit. Maybe I'm just not use to it yet cuz the other two and the stock one never did that. The pcm is tuned by madz28
Old May 8, 2008 | 01:15 AM
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Well like I said it can only do what its told, Likley its being told to do a 3-1 shift thing suddenly upshifting , Would make for a helluva pull when it upshifted to 2nd
Old May 8, 2008 | 01:30 AM
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I'm not saying nothing bad about you guys I'm just worried cuz of the problems I've had with trans it makes a guy wonder what's going on. I like haven the power of the internet to ask around and getting more then one answer so bash me if you want but I'd think someone in my shoes would do the same.

Hell of a pull your right hope the 10 bolt with 410s hold up cuz its fun!

Last edited by derbs; May 8, 2008 at 01:33 AM.
Old May 8, 2008 | 05:59 AM
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What year is your car, and what year transmission did they send you? Sounds like a mismatch on the 3-2 solenoid/valve arrangement. You'll run into this if you mixmatch a '95 unit with a '96-'97 unit.

Certainly doesn't sound "normal" to me.

Frank
CPT
Old May 8, 2008 | 09:59 AM
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Originally Posted by derbs
I'm not saying nothing bad about you guys I'm just worried cuz of the problems I've had with trans it makes a guy wonder what's going on. I like haven the power of the internet to ask around and getting more then one answer so bash me if you want but I'd think someone in my shoes would do the same.

Hell of a pull your right hope the 10 bolt with 410s hold up cuz its fun!
Dont worry wasn't bashing. Just wonder when people dont ask me first considering we do have the most accessable customer service in the industry, And of note your unit is a 94 and thats what we sent. We would never waste a late core for and early non PWM application, Also make sure the trans is full running to the crosshatch. While this does not sound like you have a problem we had a guy the other week he would nuetral on launch then grab and while he said his trans was full of fluid when we had him take it to a trans shop they checked and had to add two quarts to be full , He is working fine now though hope he didnt do any damage.
Old May 8, 2008 | 11:57 AM
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Originally Posted by Performabuilt
And of note your unit is a 94 and thats what we sent. We would never waste a late core for and early non PWM application,

So, you're saying you're definitely certain that someone didn't put a late valve body on this, and just change the TCC control valve, and leave the PWM solenoid off?

Frank
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Last edited by 12SCNDZ; May 8, 2008 at 12:04 PM.
Old May 8, 2008 | 11:58 AM
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Does the transmission almost seem like it's going into neutral, before it slams back in gear?

What you're describing isn't "right". Eventhough it's not one of our transmissions, I'll try to help fix it, in any way I can. Just give me a call. 302-250-1202

Frank
CPT

Last edited by 12SCNDZ; May 8, 2008 at 12:06 PM.
Old May 8, 2008 | 12:50 PM
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Yes that's what its doing there is no gear till the shift. But its only when I'm going around 40 with out given it gas. Then put it to the floor it revs up to the shift ponit then bits like a mother!!!!
Old May 8, 2008 | 01:02 PM
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Are you saying that when you are off throttle its like coasting and the RPM low then when you nail it the RPM jump up and catch up with the gears and it goes ? This being in the OD position ?
Old May 8, 2008 | 01:06 PM
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Originally Posted by 12SCNDZ
So, you're saying you're definitely certain that someone didn't put a late valve body on this, and just change the TCC control valve, and leave the PWM solenoid off?

Frank
CPT
Yes quite sure, They are not allowed to do that. A non PWM car gets a non PWM valve body and plate we actually have quite a surplus of those.
Old May 8, 2008 | 01:10 PM
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Yes, but I just don't see why it would take till 5800rpms till it grabs?
Old May 8, 2008 | 01:33 PM
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Well if you nail it from a coast you will have the rpm jumping from that plus a downshift the question would be what gear is it downshifting to and have you tried this in the D position ? For instance if you are cruising at 40 45 mph depending on your gear ratio the PCM could comand on throttle either a 4-3 -4-2- or even a 4-1 downshift for instance 273 gears would drop to first. depending on programing 3.0 or 323 might to in that range. Then you would jump to 5800 rpm in a second and go. Now if you take off floored from a dead stop how does the car act then as it shifts through the gears and at what RPM and speed does the shift happen? And what is your rear ratio anyway ?
Old May 8, 2008 | 01:41 PM
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From a stop it goes trough the gears just fine and shifts crisp. The gears are 410s



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