strange noise
Thread Starter
Member
Joined: Dec 2007
Posts: 104
Likes: 2
Car: 91 Trans AM,Bright Red, T-Top, WS6
Engine: 305 TBI
strange noise
hy to all,
so i have a strange noise from the back of the car.
wheel bearing?
heres the link http://www.youtube.com/watch?v=qFFZA1d76-U
so i have a strange noise from the back of the car.
wheel bearing?
heres the link http://www.youtube.com/watch?v=qFFZA1d76-U
Joined: Sep 2007
Posts: 640
Likes: 3
From: Northern California
Car: 1985 California Iroc
Engine: HSR ZZ4 0411 swapped
Transmission: 4L60E
Axle/Gears: 3.23 posi
Re: strange noise
i was having the same EXACT noise. got to looking and a couple of lugs were loose. i had those noises at low speeds and turning to theeeee left? and it never wobbled?hope that is all it is, good luck
Thread Starter
Member
Joined: Dec 2007
Posts: 104
Likes: 2
Car: 91 Trans AM,Bright Red, T-Top, WS6
Engine: 305 TBI
Re: strange noise
yea it never wobbled
maybe differential bearings wearing out in the rear end.?
the car hast just 70k miles so...what the **** lol
maybe differential bearings wearing out in the rear end.?
the car hast just 70k miles so...what the **** lol
Last edited by pascal_91ta; Mar 16, 2008 at 01:41 PM.
Re: strange noise
pay attention to what speeds and gears you hear the sounds at....i had a problem where i thought it was my wheel bearings somewhere that were bad....then i noticed it was loud in 1st, quieter in 2nd, nothing in 3rd and then it came back for 4th.....then i pulled apart the diff. cover and nothing, checked the wheel bearings, nothing....pulled the tranny pan and there was a crap load of metal and that was the end of my trans lol
Thread Starter
Member
Joined: Dec 2007
Posts: 104
Likes: 2
Car: 91 Trans AM,Bright Red, T-Top, WS6
Engine: 305 TBI
Re: strange noise
vasquezmrysvll, thanks for tipp.
i checked the nuts, maybe the reason is a too rusy nut, on the other wheel side the nuts arnt so rusty like this here a picture


for example the other side:

i driven today 120mph at germany for 1hour, and the sound was still there
the sound comes arround 20mph.
when i acclarate the knocking is faster, it dont depands how fast i acclarate.
i checked the nuts, maybe the reason is a too rusy nut, on the other wheel side the nuts arnt so rusty like this here a picture
for example the other side:
i driven today 120mph at germany for 1hour, and the sound was still there
the sound comes arround 20mph.
when i acclarate the knocking is faster, it dont depands how fast i acclarate.
Last edited by pascal_91ta; Mar 16, 2008 at 06:19 PM.
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Thread Starter
Member
Joined: Dec 2007
Posts: 104
Likes: 2
Car: 91 Trans AM,Bright Red, T-Top, WS6
Engine: 305 TBI
Re: strange noise
well i was today at my service station. result of the investigation, the differential bearings wearing out in the rear end.
damn.
will add a new / good repair maybe more HP?
not realy i think lol
damn.
will add a new / good repair maybe more HP?
not realy i think lol
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