Problems/Service/Maintenance Do you have problems with your new 2.0, 2.2, or 2.4L? What kind of service did you have done?

Car jerking

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Old May 17, 2008 | 11:38 PM
  #26  
boostbalt's Avatar
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From: Canada
Originally Posted by an0malous
rukkee has it bang on. gear lash and soft mounts, mine has done it since day one.


btw, the initial cause of the issue isnt your driving. but if you continue to do it, when
its quite easily avoidable with an adjustment to technique, then the problem does become your driving.

its very easy to drive these cars without experiencing that bucking.
He's right, it is your driving man, trust me, we have all gone through this. The throttle is EXTREMELY sensitive and that's precisely what you want in a car like this. Throttle response is pretty damn spot on with the SC, I can't complain, it's instant fun.

You have to learn to slip the clutch properly and adjust your throttle pressure quickly, no dicking around, when it starts to jerk you will learn a combo of slipping the clutch and feathering the throttle that will save you a lot of embarrassment!

WE HAVE ALL EXPERIENCED THIS I AM SURE OF IT.

The Cobalt is actually MUCH smoother north of 3500 then it is below...

Originally Posted by eastcoastz
Wow someone with my same problem! Don't you love when people tell you to learn how to drive! My car did not do this until last year all the sudden one day. Only difference is when in any gear, but felt more in 2nd, 3rd, or 4th when I suddenly take my foot off the gas the whole car JERKS\JOLTS! Sometimes if I VERY SLOWLY take my foot off the gas it won't do it. I thought engine\trans mount, but all are good.
Dude it's definately your driving... you can't suddenly take your foot off the gas in these cars, LOL... **** man, if I take my foot off the gas quickly you nearly smack your head into the windshield....

You never want to be abrupt on the gas, instead always clutch in.... that's pretty elementary I thought..

You don't want to lash the drivetrain, so disengage it!

Last edited by boostbalt; May 17, 2008 at 11:38 PM. Reason: Automerged Doublepost
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Old May 18, 2008 | 12:14 AM
  #27  
eastcoastz's Avatar
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From: Jackson, nj
Yes if you take your foot off the gas in the lower gears I know what your talking about I've driven many manual cars. Your not understanding the fact that A. Owned the car 2 years before this started to happen B. 5 different Cobalt SS owners drove my car to verify the problem and all of them verified the problem. As a matter of fact I think 3 are now members. As you said above "The Cobalt is actually MUCH smoother north of 3500," its not on my car anymore. Take my foot off the gas at 3500 in 3rd, 4th, and 5th and I get 1 sudden jolt and the car kind nose drives and seems to decel a little too much which I think might just be a fueling issue.
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Old May 18, 2008 | 01:02 AM
  #28  
rukkee's Avatar
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From: Western NY
Originally Posted by boostbalt
Dude it's definately your driving... !
Naw ..... his problem is different than the run of the mill driving issue . He isn't a noob to the SS , and it wouldn't just appear after 2+ years of driving it.

East ... i think your on the right track with the bypass and solenoid
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Old May 18, 2008 | 12:09 PM
  #29  
eastcoastz's Avatar
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From: Jackson, nj
I can understand why people would blame driving because cars are very trickiy in the lower gears.
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Old May 18, 2008 | 12:48 PM
  #30  
boostbalt's Avatar
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From: Canada
Alright I mis-understood, you're right, sounds like an issue. Have you looked to see if a motor mount was torn? That sounds to me like a damaged mount...
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Old Sep 15, 2020 | 10:29 AM
  #31  
Lionman's Avatar
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From: Ia
Jerking at slow idle speeds

DRIVE TRAIN CLUTCH SLOP this is a common problem ?My 2005 cobalt SS does this also at low speeds the car jerks. and the idle fluctuates I think it's a clutch spring issue. In the flat and going down a slight grade at idle the car will jerk and the idle will fluctuate. Turn it around and go up a slight grade it does not do it. I think and I talked to some performance techs and that's what their take was. Try and go up a slight grade and see what happens? The springs in the center of the clutch are loading up and releasing in the flat and down a slight slop. But turn it around there's a different load on the clutch . Try it and see what happens

Last edited by Lionman; Sep 15, 2020 at 10:38 AM.
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