2.0L LNF Performance Tech 260hp and 260 lb-ft of torque Turbocharged tuner version.

Clutch slip

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Old Aug 21, 2011 | 10:18 PM
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Clutch slip

Today my car slipped. I had it in 5th gear and mashed the gas down in behold it went to 3k and dropped back down. It does it on both the trifecta tune and the stock tune. My car has 25k on it. If you run 2nd and 3rd out no slip at all just in high gear when you give it alot of throttle has anybody else had this happen? Is their any point in trying to have it warranted I have a friend whose the manager over a dealerships service department but is there any use in putting a stock clutch back and if not what brand do i need to go with ? thanks
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Old Aug 21, 2011 | 10:22 PM
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Originally Posted by VandykeT/A
Today my car slipped. I had it in 5th gear and mashed the gas down in behold it went to 3k and dropped back down. It does it on both the trifecta tune and the stock tune. My car has 25k on it. If you run 2nd and 3rd out no slip at all just in high gear when you give it alot of throttle has anybody else had this happen? Is their any point in trying to have it warranted I have a friend whose the manager over a dealerships service department but is there any use in putting a stock clutch back and if not what brand do i need to go with ? thanks
No warranty as the clutch is a wear item just like brakes. High gear high load is a clutch/motor killer. Please do not lug your car in the higher gears as it creates extreme stress/heat and really isn't necessary. Downshift if you need to accelerate.

Try changing the clutch fluid for the the time being to limp the clutch along until you're ready to change it out.
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Old Aug 21, 2011 | 10:25 PM
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Clutches are wear items and therefore not under warranty. Mashing it in 5th gear a bunch of times shortened its life a lot.

How much power are you making? Better driving habits might make a stock clutch fine.
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Old Aug 21, 2011 | 10:34 PM
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Its never been dynoed but its got trifecta, downpipe and k and n sri. I never lug it i try to keep it around 2k. When the clutch slipped i was at roughly 2200 and then mashed the fuel kinda hard but not to the floor with the tune on and it shot up a little north of 3k. It did it again with the stock tune at around 2500. What clutch do i need to go wtih when i change it.
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Old Aug 21, 2011 | 10:39 PM
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Originally Posted by VandykeT/A
Its never been dynoed but its got trifecta, downpipe and k and n sri. I never lug it i try to keep it around 2k. When the clutch slipped i was at roughly 2200 and then mashed the fuel kinda hard but not to the floor with the tune on and it shot up a little north of 3k. It did it again with the stock tune at around 2500. What clutch do i need to go wtih when i change it.
Change the fluid as it's probably black and stop lugging the car in high gear. 2000ish rpm is way too low to be hitting on it in 4th and 5th gear. The clutch will probably not give you any issues once you start driving it easier.
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Old Aug 21, 2011 | 10:48 PM
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User error. I honestly don't even use 5th on residential streets. Only 60mph and up
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Old Aug 21, 2011 | 10:59 PM
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Where is the clutch fluid reservoir I can't find it?
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Old Aug 21, 2011 | 11:08 PM
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It shares the brake res
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Old Aug 21, 2011 | 11:37 PM
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Ok i just went out there and changed it and it was a light brown. Maybe a slight bit darker than urine. I drove the car down the road not giving it alot of fuel below 3k and it seemed to hold find it started raining so i couldn't really do much. Since its started this its probably best that I don't beat on it until I get a clutch or just keep riding it as always and not give it alot of fuel in high gear. I don't want to be afraid to run it hard.
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Old Aug 22, 2011 | 12:14 AM
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flooring it in fifth gear will not cause wear on the clutch unless it begins to slip, if you can do this and the clutch doesn't begin to slip then it will not create extra wear on the clutch
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Old Aug 22, 2011 | 12:56 AM
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i've always shifted at 2k rpm and when trying to save gas lugged the car around but i don't always just floor it in high gear. Every other car I own is a manual. I've got a 452 rwhp Trans Am and its had the same clutch in it for over 20k and never had a problem but as long as I don't let the cars rpms drop down and get on it does fine. I'm just gonna drive it until I can get a new one and see what happens.
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Old Aug 22, 2011 | 04:35 PM
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This is a common problem of TC's, especially tuned & modded ones.. my clutch also slips if I were to do that, hence downshift if u want to go faster. No slip in the correct gear. Or, your alternative is to ease into the throttle until the revs are above 3k b4 u hit full throttle.. then it may hold in 5th, but even then it'd be sketchy. I think to prevent slip, revs should be above 3.5k but I'm not 100% sure of this, although it's somewhere around that area.
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Old Aug 22, 2011 | 04:40 PM
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You shift at 2k and mash the gas in 5th gear, I think most would consider these bad driving habbits.
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Old Aug 22, 2011 | 04:44 PM
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Originally Posted by RHZ
You shift at 2k and mash the gas in 5th gear, I think most would consider these bad driving habbits.
^^^ Truth. /End thread
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Old Aug 22, 2011 | 05:02 PM
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I just had my clutch replaced because it started slipping in 5th at 70 MPH if I hit boost at all. Started slipping in 2nd about 2 months ago. I drove it for 2 months until I added my 2.9 and 42's with Trifecta tune. Then the slipping got much worse (gee I wonder why?)

You can run with a slipping clutch for a long time but it isn't much fun. So happy I have the new one in. I am in a 2006 SS/SC and installed a LUK clutch. I was going to go GMPP which a number of people on the forum recommended as a solid everyday clutch.
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Old Aug 22, 2011 | 11:23 PM
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I think you all are taking the hole mashing it in 5th thing as a little more than it is. What I was doing was holding it down in 5th and then activated the tune just to show my girlfriend the difference even in just high gear and sure enough it slipped. I don't do this at all I do however where the speed limit is 55 I use 5th gear and when i need to speed up to 65 or 70 to pass someone I stay in 5th gear. I don't lug the car to death. When Im trying to save fuel or not get noticed I shift at 2k but most of the time when cruising I try to keep my rpms right around 2k to save fuel. In no way do I lug it to death.
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Old Aug 23, 2011 | 12:28 AM
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Save fuel?? Umm.. last time I drove to Vancouver, 12 hours driving, I averaged 37 mpg on the highway doing between 120 km/h and the occasional burst(passing) to 190 km/h.... on the way home, never once dropped below 140-150 on the Coquihalla highway.. except for the speed trap at the bottom of the hill which I picked up on long b4 I got to it lol.. driving slow actually saves gas with this car? I seriously doubt it.. I'd probably bet it eats more fuel at lower rpms since there's less power in the band at such a low speed.. but that's just me :P
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Old Aug 23, 2011 | 01:15 AM
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According to the little display thing i get the most mpg between 55 and 60 and on the interstate at 70 to 75 It showed around 26 27 and at 55 to 60 I was getting around 30. I've never did the overall average but I honestly get shitty gas mileage maybe thats why lol. My average fuel economy is in the 20 at the moment but most of the time its 22 without the tune. Its not that I'm maintaining a low speed to save fuel I'm just not accelarting fast and shifting early to save fuel.
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Old Aug 23, 2011 | 11:36 AM
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Lets think about shifting at 2k. When you drive like this- the ONLY time you're ever in the proper gear is in 1st. Your in 3rd when you should be in 2nd, your in 4th when you should be in 3rd etc..

Its not that I'm maintaining a low speed to save fuel I'm just not accelarting fast and shifting early to save fuel.
Your not saving fuel you're just driving like an idiot. Please sell your car and buy a prius.
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Old Aug 23, 2011 | 11:56 AM
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So I thought my clutch was slipping and I did this in 5th as well, but from what I understand is the proper way to diagnose a slipping clutch is to be on a hill, go from 1-2 then to 5th if it starts to stall then it's not slipping, but if it spins up in RPMs then it's slipping.

I don't know the proper way to do a diagnostics but that's what I got from Howcast LOL
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Old Aug 23, 2011 | 12:11 PM
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Originally Posted by VandykeT/A
Its never been dynoed but its got trifecta, downpipe and k and n sri. I never lug it i try to keep it around 2k. When the clutch slipped i was at roughly 2200 and then mashed the fuel kinda hard but not to the floor with the tune on and it shot up a little north of 3k. It did it again with the stock tune at around 2500. What clutch do i need to go wtih when i change it.
Why in the **** would you TRY to make your clutch slip again? Don't bother spending the money on a good clutch, you'll probably ruin that one too....

Originally Posted by vahdyx
So I thought my clutch was slipping and I did this in 5th as well, but from what I understand is the proper way to diagnose a slipping clutch is to be on a hill, go from 1-2 then to 5th if it starts to stall then it's not slipping, but if it spins up in RPMs then it's slipping.

I don't know the proper way to do a diagnostics but that's what I got from Howcast LOL
If a clutch ever got that bad, you wouldn't need a test to tell you it was slipping....
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Old Aug 23, 2011 | 12:37 PM
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Mines starting to smell now as well ever since I got it running 100% then I added E to the equation .

Then this little thing called a cold front came through one night ...


Yup it's dead...


Clutch masters VS ZZP clutch whats your guys guess
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Old Aug 23, 2011 | 02:14 PM
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Originally Posted by PrincessTurbo
Mines starting to smell now as well ever since I got it running 100% then I added E to the equation .

Then this little thing called a cold front came through one night ...


Yup it's dead...


Clutch masters VS ZZP clutch whats your guys guess
I'd go with ZZP. CM seems to be pretty good but there have been some reports of new clutch issues/failures. Of course, it could be due to improper installation and not breaking in the clutch properly but who knows. To my knowledge, there have been no reports of any new ZZP clutch failing or otherwise having issues.
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Old Aug 23, 2011 | 07:21 PM
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Originally Posted by PrincessTurbo
Clutch masters VS ZZP clutch whats your guys guess
Originally Posted by Boosted4
I'd go with ZZP. CM seems to be pretty good but there have been some reports of new clutch issues/failures. Of course, it could be due to improper installation and not breaking in the clutch properly but who knows. To my knowledge, there have been no reports of any new ZZP clutch failing or otherwise having issues.
I'd choose ZZP too, but to be honest with you, I think I wanna keep $300 for something else, so I am 65% sure I'm getting CM S3 clutch.


I'm waiting on Brians review
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Old Aug 24, 2011 | 08:33 AM
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I would guess most clutch failures are install errors, so you'd probably be fine with either clutch, as long as it's installed correctly.
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