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Old 09-30-2009, 09:58 PM   #1 (permalink)
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Default tranny jerking/bucking?

So after parking my car for well over 3 months. My car is acting up now, and I'm clueless to what it is.

Anyway, when I shift slowly, it's not as noticeable. But when I shift just a tad hard or release the clutch a tad fast, my tranny or whatever is doing this, feells like it's bucking. Like... the clutch is grabbing on late or something. I really don't even know how to describe it, but I am worry, and don't want my tranny to grenade on me.

I noticed that my motor mounts are a bit worn out also, since I put the stock ones back in. Could it also be my motor moving back and forth too much that when I shift everything in the engine bay just jerks and it's causing the jerking/bucking feeling?

Also, the jerking/bucking feel is not there when I give it gas and just let off. Only when I shift into the next gear or down shift and then get on the gas.
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Old 09-30-2009, 10:17 PM   #2 (permalink)
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Default Re: tranny jerking/bucking?

Sounds like its definitely motor mounts. Mine was doing that for quite a while, took me a bit to figure out what it was. Change them out and you should be golden.
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Old 10-01-2009, 11:41 PM   #3 (permalink)
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Default Re: tranny jerking/bucking?

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Originally Posted by lubirdy View Post
Sounds like its definitely motor mounts. Mine was doing that for quite a while, took me a bit to figure out what it was. Change them out and you should be golden.

Alright, hopefully that's it. Luckily I have a few sets from my parts car. Hopefully that does the job for now or for a while.
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Old 10-23-2009, 04:19 PM   #4 (permalink)
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Default Re: tranny jerking/bucking?

if these mounts dont cure it, try getting some solid motor mounts, not that expensive, and all in all they will improve the cars condition over time. less movement in the motor will cause less vibration and movement in all parts, so you'll have a long lived car.
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Old 10-27-2009, 09:57 PM   #5 (permalink)
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Default Re: tranny jerking/bucking?

thanks for the advice, but I went from solid back to stock. with the newer-used mounts in, everything is fine so far. I haven't noticed the same issue for the past couple weeks of driving.
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Old 10-27-2009, 10:28 PM   #6 (permalink)
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Default Re: tranny jerking/bucking?

Quote:
Originally Posted by black_hevean View Post
less movement in the motor will cause less vibration and movement in all parts, so you'll have a long lived car.
Actually that will cause more vibration in other parts of the car but the're still pretty cool
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Old 11-03-2009, 10:41 PM   #7 (permalink)
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Default Re: tranny jerking/bucking?

Might be your MAP sensor, I had that problem.
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