Car Forum / Subaru Cars / May 2008
wheel bearings
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dba - 01 Mar 2008 00:21 GMT Have 1998 Forester. Have replaced wheel bearings 5 times and just told right rear needs to be replaced again.
Anyone else having this type of issue?
AS - 01 Mar 2008 02:22 GMT 5 times, Oh wow... The wheel bearings preload is given when tightening the axle nut... are yours being overtorqued, undertorqued? Are you getting dealer bearings? Is the alignment correct? Is the car being abused, misused? Has it been the same mechanic every time?
Good luck!
> Have 1998 Forester. Have replaced wheel bearings 5 times and just told > right rear needs to be replaced again. > > Anyone else having this type of issue? Tony Hwang - 01 Mar 2008 02:52 GMT > Have 1998 Forester. Have replaced wheel bearings 5 times and just told > right rear needs to be replaced again. > > Anyone else having this type of issue? Hi, Happend 3 times between two my00 Impreza.
Carl 1 Lucky Texan - 01 Mar 2008 04:08 GMT > Have 1998 Forester. Have replaced wheel bearings 5 times and just told > right rear needs to be replaced again. > > Anyone else having this type of issue? It 'was' easy to get the same, poor, bearings instead of the legacy-style roller bearings. I THINK new stock should be 'good'.(where's that Steve guy the sube tech?)
There also have been issues with determining whetehr the grease that is shipped in the bearings should be replaced.
PLUS - it is evidently VERY easy to install them improperly. make sure whoever installs them has the proper equipment.
Carl
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StephenW - 02 Mar 2008 04:25 GMT I'm here! Just getting over a family tragedy, loss of my brother, so internet hasn't been important lately. in our shop, almost no returns on wheel bearings and we haven't had round bearings as a replacement part in years. over torquing could be a culprit.
>> Have 1998 Forester. Have replaced wheel bearings 5 times and just told >> right rear needs to be replaced again. [quoted text clipped - 12 lines] > > Carl Fred Boer - 02 Mar 2008 13:08 GMT My sympathies on the loss of your brother. I hope that you have support in this sad time.
 Signature Fred Boer - Amateur Access Enthusiast Interests: Library software / Z39.50 / Web Services Freeware Small Library Application available here: http://www3.sympatico.ca/lornarourke/
> I'm here! > Just getting over a family tragedy, loss of my brother, so internet hasn't [quoted text clipped - 19 lines] >> >> Carl StephenW - 03 Mar 2008 05:47 GMT > My sympathies on the loss of your brother. I hope that you have support in > this sad time. Thank you... Steve
Carl 1 Lucky Texan - 02 Mar 2008 13:52 GMT > I'm here! > Just getting over a family tragedy, loss of my brother, so internet hasn't [quoted text clipped - 19 lines] >> >>Carl Of course we couldn't have known of your family's tragedy. I hope everyone will be OK in time.
Carl
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StephenW - 03 Mar 2008 05:47 GMT > Of course we couldn't have known of your family's tragedy. I hope everyone > will be OK in time. > > Carl Time will heal, but it will be slow. it was so unexpected. He was only a year older than I (46) and retired from the AF 8 years ago. I found him, untreated ulcers can kill... Thanks for your kind thoughts. Steve
houndman@phonom.net - 08 Mar 2008 11:46 GMT > > Of course we couldn't have known of your family's tragedy. I hope everyone > > will be OK in time. [quoted text clipped - 6 lines] > Thanks for your kind thoughts. > Steve The net has many benefits, and extends our networks far, and connects us. We can get info plus support in troubling times. Life is sometimes short, so enjoy it while you can.
VF
dba - 22 Mar 2008 17:41 GMT Excuse my late response.
First, it seems there can be many install issues. How the heck do I determine if someone is capable of a good install? What about over tightening? Is there special equipment needed?
Steve, you mention a 'round bearing'. Do not know what that means. Any help?
Sad to hear about your brother. It is especially sad when a family member leaves.
> I'm here! > Just getting over a family tragedy, loss of my brother, so internet hasn't [quoted text clipped - 19 lines] >> >>Carl StephenW - 25 Mar 2008 05:18 GMT The original bearings in the forester were round bearings, they have changed them to tapered bearings.
 Signature Steve ASE Master Tech L1 Diag Currently residing at a Subaru Shop 4.5 years doing tires and alighnments
> Excuse my late response. > [quoted text clipped - 31 lines] >>> >>>Carl Tony Hwang - 23 Mar 2008 01:15 GMT > Have 1998 Forester. Have replaced wheel bearings 5 times and just told > right rear needs to be replaced again. > > Anyone else having this type of issue? Hi, Who did the job? Bearing install has specific procedure per shop manual. Also there are El Cheapo bearings of Chinese origin. Installing OEM bearings?
JD - 23 Mar 2008 02:53 GMT >> Have 1998 Forester. Have replaced wheel bearings 5 times and just told >> right rear needs to be replaced again. [quoted text clipped - 4 lines] > Also there are El Cheapo bearings of Chinese origin. Installing OEM > bearings? They also should be replaced in pairs.
Stewart - 23 Mar 2008 18:03 GMT >They also should be replaced in pairs. Why is this? My Forester has just been for its service and the report says there is play in the nearside rear bearing, which needs to be replaced. I asked the service manager and he said it wasn't necessary to replace the other one.
JD - 23 Mar 2008 21:55 GMT >>They also should be replaced in pairs. > [quoted text clipped - 4 lines] > the service manager and he said it wasn't necessary to replace the other > one. I seek another opinion. If they are worn unevenly, play in the older one can cause wear in the newer one and they may fail prematurely.
Tony Hwang - 23 Mar 2008 22:20 GMT >>> They also should be replaced in pairs. >> [quoted text clipped - 7 lines] > I seek another opinion. If they are worn unevenly, play in the older > one can cause wear in the newer one and they may fail prematurely. Hmmm, That is news to me. Bearing assembly is replaced when is is bad. Uneven wear? You mean both side has to wear in identical manner? I think not. Everything has aloowed tolerance. Most bearing failure is due to contamination when seal is compromised. In old days I used clean/pack wheel bearings a lot.
JD - 23 Mar 2008 22:36 GMT >>>> They also should be replaced in pairs. >>> [quoted text clipped - 13 lines] > is due to contamination when seal is compromised. In old days I used > clean/pack wheel bearings a lot. I'm not a mechanic, but it was always explained to me that they should be relaced in pairs and the above is why. Granted, it was mechanics that explained to me and I haven't looked into it any further. Interestingly enough, when I was too cheap to replace them in pairs, they tended to fail much sooner than expected. Whenever they were replaced in pairs, they genrally last as long as the OEMs did. It is annectdotal though.
KLS - 24 Mar 2008 12:36 GMT >I'm not a mechanic, but it was always explained to me that they should be >relaced in pairs and the above is why. Granted, it was mechanics that >explained to me and I haven't looked into it any further. Interestingly >enough, when I was too cheap to replace them in pairs, they tended to fail >much sooner than expected. Whenever they were replaced in pairs, they >genrally last as long as the OEMs did. It is annectdotal though. Not these days, as Tony says. Just replace the bad bearings, no need to replace in pairs. They're not like struts or shocks, where one affects the other.
StephenW - 25 Mar 2008 05:13 GMT And remeber, the bearing set that is replaced is the entire bearing assembly for that wheel, for those who are thinking it is set up like the old repackable sets.
 Signature Steve ASE Master Tech L1 Diag Currently residing at a Subaru Shop 4.5 years doing tires and alighnments
>>I'm not a mechanic, but it was always explained to me that they should be >>relaced in pairs and the above is why. Granted, it was mechanics that [quoted text clipped - 6 lines] > to replace in pairs. They're not like struts or shocks, where one > affects the other. Dominic Richens - 31 Mar 2008 14:33 GMT > Have 1998 Forester. Have replaced wheel bearings 5 times and just told > right rear needs to be replaced again. > > Anyone else having this type of issue? No - I had to have all but passenger rear replace around 200,000 km but they've been fine since.
Did you get all done by the same mechanic? If so, that is most likely your problem.
 Signature Dominic Richens | knob@storm.ca "If you're not *outraged*, you're not paying attention!"
dba - 31 Mar 2008 21:13 GMT Well we will find out soon. Just had rear left replaced by another garage.
Still seems strange that wheel bearings need such frequent replacement. Have had many cars in my day and never had to have wheel bearings replace the first time.
>> Have 1998 Forester. Have replaced wheel bearings 5 times and just told >> right rear needs to be replaced again. [quoted text clipped - 6 lines] > Did you get all done by the same mechanic? If so, that is most likely your > problem. Dominic Richens - 04 Apr 2008 14:57 GMT > Well we will find out soon. Just had rear left replaced by another garage. > > Still seems strange that wheel bearings need such frequent replacement. > Have had many cars in my day and never had to have wheel bearings replace > the first time. Agreed - Soobs are notorious for having under-engineered their wheel bears so that they only last 100,000km to 200,000km - plus it is easy to mash them when installing them - not the best design IMHO.
>>> Have 1998 Forester. Have replaced wheel bearings 5 times and just told >>> right rear needs to be replaced again. [quoted text clipped - 6 lines] >> Did you get all done by the same mechanic? If so, that is most likely >> your problem. dba - 08 Apr 2008 18:31 GMT 100,000km to 200,000km? The car is a 1998 with 60,000. The wheel bearings have been changed 4 times before (maybe more) and we just did the 5th.
>> Well we will find out soon. Just had rear left replaced by another garage. >> [quoted text clipped - 15 lines] >>> Did you get all done by the same mechanic? If so, that is most likely >>> your problem. Rick Courtright - 05 May 2008 20:12 GMT > 100,000km to 200,000km? The car is a 1998 with 60,000. The wheel > bearings have been changed 4 times before (maybe more) and we just > did the 5th. Hi,
I've gotta agree that Subaru did NOT choose the best designs for their wheel bearings, but, still, it sounds like there's something SERIOUSLY wrong w/ the car, the installation procedure, or both?
One thing we discussed a couple of years back makes me wonder about the installation. Supposedly new bearings were coming from the factory pre-greased. One of the things we tossed about was whether they were "pre-greased" for actual use, or was this "preservative" grease that needed to be replaced w/ actual service lube prior to installation?
For myself, I've never trusted the "pre-greased" idea and have lubed replacement bearings "forever." I'm gonna wonder out loud if maybe none of the bearings installed in your car were ever properly greased? One reason I wonder is that when one of the rear bearings was getting loose in my Subie (250k miles or so), I didn't have time to change it out right when I discovered the wear, so I got out the grease gun and a needle and really gave it a good amount of grease to hold it while I "crossed my fingers." I got over 5000 miles out of it before it finally failed, and even when it "gave up" I was able to limp it home at low speed for close to 50 miles.
Now that's on a known "sick" bearing, so getting only twice that mileage from a "new" one is purely inexcusable.
Rick
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