Thanks, I'll check on those. I have new trans mounts on order. I'll double check my engine mount bolts to make sure they're secure. I re-torqued my trans mount bolts recently with no change.
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The vibration is more pronounced when I accelerate. When i let off the gas, the vibration is noticeably less.
I'll see about getting a digital angle measurement tool.
I have...
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I'm not seeing a set of trans mounts from Rouge Engineering for E30's ??
I have the common getrag rattle, so maybe that's the source of the vibration?
The trans output is pretty...
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That's the part I'm hung up on. One would think that a new driveshaft that's been balanced, new u-joints, new CSB, new guibo would have less vibration.
The true test I guess is installing...
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The poly mounts for the transmission were installed Jan 2018, same time I removed the driveshaft vibration damper, converted to a DSSR shifter....
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I'm coming from Burlington / Bayview. I'll probably head out at 8AM.
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Yes, the vibration through the gearshift is just what I'm feeling when my hand is on it. The gearshift is not wobbling. This is very likely normal, but I mentioned it anyways.
I installed...
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I re-torqued the trans bushing bolts to the correct spec 9-12 ft-lb and took some pictures of the trans mount for y'all.
Confirmed that 3rd gear @ 70 MPH has no vibration.
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Sorry for the delay. Drove around today to gather some info.
1st gear @ 5000 RPM has no vibration
2nd gear up a steep hill has a little vibration (maybe 2 on a scale...
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That one did occur to me. I had assumed that it was replaced on the new driveshaft, but all options are on the table at this point. I happen to have one that I'll put in....
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1st gear and redline, I think there's no vibration, but I'm going to check this and the steep hill test tomorrow and report back. Thanks!...
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I guess that's good to hear? hahah I do have a rattle when in neutral, getting the trans input bearing has been on my list. Guess that just jumped up to the top of the list!...
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Help diagnosing driveshaft vibration
I'm trying to nail down a vibration while driving on the freeway, hoping for some tips.
First, some backstory:
I have a 89 325i manual trans. I have one of the oddball cars with...2 Photos
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