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-   -   Rear End whine (https://www.yenko.net/forum/showthread.php?t=99187)

COPO 70 RS/Z28 06-01-2008 08:23 AM

Rear End whine
 
Since I got my car the rear gear has had a noticeable whine.
I pulled the cover off and looked around and didnt see anything unusual. The ring & Pinion are stock gm 373.

Before I get to far into this are these rears commonly noisy or what are the opinions pertaining to conditions which could cause this????

Thanks

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SuperNovaSS 06-01-2008 08:32 AM

Re: Rear End whine
 
Improper lash, carrier or pinion bearings, low fluid, M22 trans, stereo not loud enough.

Jason

COPO 70 RS/Z28 06-01-2008 08:41 AM

Re: Rear End whine
 
Would a bad bearing cause excess clutch chatter or grabbing????

68CamSS 06-01-2008 08:32 PM

Re: Rear End whine
 
Whine accelerating=lash too tight
Whine coasting=lash too loose
Whine always=bearing or bad gears

Charley Lillard 06-02-2008 01:42 AM

Re: Rear End whine
 
temp cure per old used car salesmen = banana peels or saw dust.

COPO 70 RS/Z28 06-02-2008 04:49 AM

Re: Rear End whine
 
I'll have to check, I never really noted if the whine is constant or not. The date on the gears match the range which would indicate they are original to the car, so I guess if they have been improperly set for long enough they may be worn. Thanks for the info, I've never really been up speed differential stuff guess nows the time to start.

Thanks for the help

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x Baldwin Motion 06-02-2008 06:09 AM

Re: Rear End whine
 
[ QUOTE ]
temp cure per old used car salesmen = banana peels or saw dust.

[/ QUOTE ]

oh yeah... it's right there on the bench, just throw 'em in !!

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Chevy454 06-02-2008 06:26 PM

Re: Rear End whine
 
[ QUOTE ]
Would a bad bearing cause excess clutch chatter or grabbing????

[/ QUOTE ]
Shouldn't...throw in some posi additive (preferably the GM stuff)...like 68Cam says above, clutch issues are different than a whine.


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