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mystery squeal

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closed
 
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Default mystery squeal - 07-01-2003 , 01:21 PM






I'm driving a 2000 Chevy S-10 4x4 with the 4.3 that has 66,000 miles on it.
a few weeks ago I started to hear a loud squeal that appears to be coming
from the drivers side front tire. the squeal occurs erratically - never
below 45mph, usually when at cruising speed of 65mph, it comes and goes with
no set pattern, I can drive long distances and not hear a thing (75 miles)
and then hear it with in 5 miles of starting, does not change with brake
application, does not change with shifting into neutral or engaging the 4wd
system or with revving the engine. there is very little difference with
speed - sounds the same at 45 mph as 75mph. the sound is very high pitched
and sounds like a belt slipping - but doesn't change/start/stop when the AC
pump engages.
what I've done to the truck prior to the squeal starting. About 6
wks before the squeal I changed the Automatic transmission filter and fluid,
I changed the front and rear differential fluid, I changed the transfer case
fluid, I put on a new belt. last year I changed the universals on the
driveshaft and replaced them with greasable ones.
What I've done since the squeal started, pulled both front tires,
inspected the CV joints, front brakes, regreased all fittings, inspected
universals - greased them too, inspected all front suspension components. -
everything looked good - also checked the front hubs for excessive heat
after a 75 mile run - no excessive heat, shook tires to check for movement
out of the front wheel bearings, and wrapped the drivers side tie rod
adjuster with duck tape (heard some of them whistle).
Running out of Ideas, I'm gonna check the rear brakes - though the
sound is clearly from the drivers front, tires are a little worn - but not
worn to the wear tabs on the tire, will change them this fall. Really
pulling a blank here... any input at all from you guys will be
appreciated...

--
o_o_o_o
/| ,[_____],
Quote:
ŻŻŻL --O|||||||O-
()_)Ż()_) ŻŻŻ )_)
03 Wrangler TJ se 4WD
00 Chevy S-10 4WD
95 Virago XV750
If you really want to e-mail me direct...
please make the subject line say
"this is not spam" or else, I won't get it...
don't send me spam under the guise of not being spam, unless you want
reported... and is loosing your IP, or e-mail address worth it? ~dave




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Paul
 
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Default Re: mystery squeal - 07-01-2003 , 08:43 PM






dave

we have seen inner axle seals squealing on t trucks /

yes it's true the axle is rubbing the seal

may want to look in that area

good luck

paul



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Default Re: mystery squeal - 07-01-2003 , 10:16 PM



Do you mean the seal on the front diff? is that rebuildable, or do I need
to take it to a pro to have done?

"Paul" <pjpeeryat (AT) wcnet (DOT) org> wrote

Quote:
dave

we have seen inner axle seals squealing on t trucks /

yes it's true the axle is rubbing the seal

may want to look in that area

good luck

paul





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Shades
 
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Default Re: mystery squeal - 07-02-2003 , 12:54 AM



I have had CV boots make a squeaking/squealing noise before...


"closed" <closed (AT) neo (DOT) rr.com> wrote

Quote:
I'm driving a 2000 Chevy S-10 4x4 with the 4.3 that has 66,000 miles on
it.
a few weeks ago I started to hear a loud squeal that appears to be coming
from the drivers side front tire. the squeal occurs erratically - never
below 45mph, usually when at cruising speed of 65mph, it comes and goes
with
no set pattern, I can drive long distances and not hear a thing (75 miles)
and then hear it with in 5 miles of starting, does not change with brake
application, does not change with shifting into neutral or engaging the
4wd
system or with revving the engine. there is very little difference with
speed - sounds the same at 45 mph as 75mph. the sound is very high
pitched
and sounds like a belt slipping - but doesn't change/start/stop when the
AC
pump engages.
what I've done to the truck prior to the squeal starting. About 6
wks before the squeal I changed the Automatic transmission filter and
fluid,
I changed the front and rear differential fluid, I changed the transfer
case
fluid, I put on a new belt. last year I changed the universals on the
driveshaft and replaced them with greasable ones.
What I've done since the squeal started, pulled both front tires,
inspected the CV joints, front brakes, regreased all fittings, inspected
universals - greased them too, inspected all front suspension
components. -
everything looked good - also checked the front hubs for excessive heat
after a 75 mile run - no excessive heat, shook tires to check for movement
out of the front wheel bearings, and wrapped the drivers side tie rod
adjuster with duck tape (heard some of them whistle).
Running out of Ideas, I'm gonna check the rear brakes - though the
sound is clearly from the drivers front, tires are a little worn - but
not
worn to the wear tabs on the tire, will change them this fall. Really
pulling a blank here... any input at all from you guys will be
appreciated...

--
o_o_o_o
/| ,[_____],
|ŻŻŻL --O|||||||O-
()_)Ż()_) ŻŻŻ )_)
03 Wrangler TJ se 4WD
00 Chevy S-10 4WD
95 Virago XV750
If you really want to e-mail me direct...
please make the subject line say
"this is not spam" or else, I won't get it...
don't send me spam under the guise of not being spam, unless you want
reported... and is loosing your IP, or e-mail address worth it? ~dave





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Tzihuac
 
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Default Re: mystery squeal - 07-02-2003 , 07:07 PM



Shades wrote:

Quote:
I have had CV boots make a squeaking/squealing noise before...


I was wondering about that, my sisters '99 Cavalier was squeaking, pads
were worn but not to the indicator, so I replaced them but the squeaking
persisted, especially after accelerating from a dead stop/low speed
(which is why I thought they were the pads). How did you deal with
squeaking CV boots?



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Paul
 
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Default Re: mystery squeal - 07-02-2003 , 09:28 PM



dave

here's how gm does it


Inner Shaft Seal and Bearing Replacement
Tools Required
J 23907 Slide Hammer
J 29369-1 Universal Bearing Remover
J 8092 Driver Handle
J 23911 Seal Installer
J 42211 Bearing Installer
Removal Procedure
Remove the inner axle shaft. Refer to Inner Axle Housing Shaft and Housing
Replacement .
Hold the inner axle shaft housing in a vise by the carrier mounting flange.
Remove the inner axle shaft seal using a suitable seal remover.

Remove the inner axle shaft bearing using the J 29369-1 and the J 23907 .
Installation Procedure
Place the inner axle shaft housing to carrier flange flat on a level
surface.

Install the inner axle shaft bearing using the J 42211 and the J 8092 . The
bearing is installed to the proper depth when the tool is flush with the
tube end.
Lubricate the bearing using axle lubricant. Refer to Fluid and Lubricant
Recommendations in Maintenance and Lubrication.
Install the inner axle shaft seal with the J 23911 . Drive in the seal until
the seal flange is flush with the tube end.
Install the inner axle shaft. Refer to Inner Axle Housing Shaft and Housing
Replacement .

good luck

paul



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Tzihuac
 
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Default Re: mystery squeal - 07-03-2003 , 05:04 AM



shiden_kai wrote:

Quote:
There is no such thing as squeaking CV boots. What often happens
is that the seal that rides on the outer joint dries up and it will
squeak/squeal. The easy fix is to remove the large CV joint
nut that retains the outer CV joint to the hub and bearing assembly,
knock the CV joint back out of the hub and bearing assembly
a quarter of an inch, and then load up the seal area with some
sort of grease. You can then cinch up the CV joint nut again,
and if that was the problem, the squeal will be gone.

There were also problems with the plastic wheel covers
squeaking against the steel rims on some of these Cavaliers.
Again, the fix is to remove the wheel covers and you can
just lube the outer rim of the steel wheel where it will contact
the plastic wheel cover and "if" the noise was coming from
that location....it will be gone.

Ian

Hey I appreciate the reply, great info... I'll try the wheel cover
first, it's only happening on one side so if it works I'll do it on all
four. If not I'll try the CV joint method. You recommend any sort of
silicone spray on the CV boots or just leave them be? thanks again



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Shades
 
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Default Re: mystery squeal - 07-03-2003 , 09:12 PM



YES, there is! Its a rubber type squeak. It happens when the folds of the
boot rub against each other... I have come across it very seldomly. It IS
possible though, Shiden! Just because you have never come across something
doesn't mean it isn't so! I am NOT trying to start a yelling match in the
NG. A difference of opinion is no reason to have an argument and it is the
reason so many of them have started on here.


"shiden_kai" <violet-lightening-modified (AT) hotmail (DOT) com> wrote

Quote:
"Tzihuac" wrote

I was wondering about that, my sisters '99 Cavalier was squeaking, pads
were worn but not to the indicator, so I replaced them but the squeaking
persisted, especially after accelerating from a dead stop/low speed
(which is why I thought they were the pads). How did you deal with
squeaking CV boots?

There is no such thing as squeaking CV boots. What often happens
is that the seal that rides on the outer joint dries up and it will
squeak/squeal. The easy fix is to remove the large CV joint
nut that retains the outer CV joint to the hub and bearing assembly,
knock the CV joint back out of the hub and bearing assembly
a quarter of an inch, and then load up the seal area with some
sort of grease. You can then cinch up the CV joint nut again,
and if that was the problem, the squeal will be gone.

There were also problems with the plastic wheel covers
squeaking against the steel rims on some of these Cavaliers.
Again, the fix is to remove the wheel covers and you can
just lube the outer rim of the steel wheel where it will contact
the plastic wheel cover and "if" the noise was coming from
that location....it will be gone.

Ian





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shiden_kai
 
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Default Re: mystery squeal - 07-04-2003 , 11:55 PM




"Shades" wrote

Quote:
YES, there is! Its a rubber type squeak. It happens when the folds of the
boot rub against each other... I have come across it very seldomly. It IS
possible though, Shiden! Just because you have never come across something
doesn't mean it isn't so! I am NOT trying to start a yelling match in the
NG. A difference of opinion is no reason to have an argument and it is the
reason so many of them have started on here.
Ok...... if you say so.

Ian




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