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Anyone experiencing a Gearbox Whine might want to read this.

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Old 07-22-2010, 07:54 PM
  #16  
Pac996
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I recall the transmission cases are said to be good for maybe only one time pressing out and pressing in new bearing in the transmission?

Originally Posted by 911mike99
Mine porsche whines. If im in neutral and rev it up I here a whine. I was told this was normal for the 996
Yah could be power steering like mine. It's been a little whiny since I got it 5k miles ago. Mech said he isolated the noise to the power steering so eh. If it fails then I'll replace it since it isn't loosing any or much power yet. You know some engine noises heard inside can't be heard outside much. Anyway just cross the fingers a failure doesn't spew the power steering fluid around the compartment. That would be a real bad thing for parts in there.
Old 07-22-2010, 08:23 PM
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SMR996
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Originally Posted by sparks259
two words=extended warranty
Yes.... that's who paid for my $11K tranny with upgrades
Old 03-28-2012, 12:19 PM
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dgk996
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The symptoms described by the OP could also be caused by a worn transmission mount. This is a lot less dramatic failure, and it is significantly less costly to repair ($1000).
Old 03-28-2012, 05:41 PM
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billyboy
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So what acronym are we going to use for this bearing problem? PMS? (Pinion & Main Shaft?)
Old 03-28-2012, 06:00 PM
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Bretech
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You gotta be effin kidding me? I have to go out and test this thing again cuz I have noticed a whine but thought it was all engine noise, as some have told me. Supposedly My transaxle has 16k miles so I'm optimistic, but I'm not happy about this.
Old 03-28-2012, 08:20 PM
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washington dc porsche
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Happened to me.
Old 03-28-2012, 10:27 PM
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dotframe
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Originally Posted by billyboy
So what acronym are we going to use for this bearing problem? PMS? (Pinion & Main Shaft?)
NO! This just isn't going to work. My wife and my car will end up being on the same cycle and I'll just have to kill myself
Old 03-29-2012, 06:36 AM
  #23  
Hurdigurdiman
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Originally Posted by SMR996
Yes.... that's who paid for my $11K tranny with upgrades
yeh my extended warranty paid for mine as well... Mine was a rebuilt gearbox sent from California to PA at about 4 and a half grand.
Old 09-18-2022, 04:26 PM
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superloaf
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Old thread but reopening to see if there are any updates and/or solutions to the 996/986 6 speed problems?

Also, when replacing the bearing, would it be better to remove the seals to allow hypoid oil to lubricate the bearings and solve future problems?
Old 09-19-2022, 12:22 AM
  #25  
Porschetech3
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Originally Posted by superloaf
Old thread but reopening to see if there are any updates and/or solutions to the 996/986 6 speed problems?

Also, when replacing the bearing, would it be better to remove the seals to allow hypoid oil to lubricate the bearings and solve future problems?
There are several DIY threads for the bearing replacement and some sources for the bearings at very reasonable costs...

As far as removing the seals, that will always be debatable...but unless you are going to change the fluid on a more frequent interval, I would leave them in place. If you are going to change the fluid at a reduced mileage interval, I would remove them...
Old 09-19-2022, 10:08 AM
  #26  
brontosaurus
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Originally Posted by 2000996
Why didn't you post this a year and a half ago before I dropped a Sh*tload on a new tranny after being told that these bearings seized on the shaft. Oh well. Hopefully this will help someone else.

Any smart ideas about the front c4 differential? Being told by the stealership that the front diff is going to have problems ( I believe them, slight whine. So I keep the top down and the radio up) but that I have to replace the whole axle!!! The service guy gave me a wink and said he couldn't answer me when I asked if I can just replace the guts instead of buying the whole thing but he said he can only order the entire axle not just the inside parts. Would appricaiate any help.
Just remove the driveshaft and front diff. Better car, no service bill.
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