2nd Generation Specific (1986-1992) 1986-1992 Discussion including performance modifications and technical support sections.

whining sound

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Old Sep 30, 2008 | 11:37 PM
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whining sound

ok i have a whining sound coming from my engine i thought it was the alternator but i replaced it and it still does it. i can tell it is coming from the top/behind the motor that is where it is the loudest anybody have any i deas before i start replacing random parts?
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Old Sep 30, 2008 | 11:53 PM
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That's your turbo, bro.

j/k

Is it a mechanic whining similar to a turbo whine, or like a whooshing of air, or what? Could we get a recording, possibly? It's really hard to tell.
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Old Oct 1, 2008 | 12:35 AM
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ill get a video up tomorrow i don't think the neighbors will like the sound of my exhaust at 130 in the morning.
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Old Oct 1, 2008 | 12:45 AM
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From: jax
Sure it's not the trans? If the syncros are going bad it will wine, my turbo trans sounds like a ambulance is following me...
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Old Oct 1, 2008 | 03:56 PM
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Maybe your belts? Belts are cheap. Even the good ones. Don't use the shitty ones.
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Old Oct 1, 2008 | 04:17 PM
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Top/behind the motor? Throwout bearing or trans main bearing. Does it make the noise with the clutch in or out, and does it change with engine speed?
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Old Oct 1, 2008 | 08:41 PM
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i was very busy today so i wasn't able to make a video but i know it is not a trans noise i can't hear it over my exhaust so i don't know if it gets louder while accelerating.
when at idle it makes a one note high pitched whine its not the belts because the noise is very faint toward the front.

it kinda sound like when you squeeze a filled balloon at the end and it makes a high pitched sound.

i really need to get a video up i is hard to explain.
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Old Oct 1, 2008 | 08:50 PM
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From: jax
do you have the double altonater pulley and do you still have the stock cooling fan? the fan pulley could be slipping.
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Old Oct 1, 2008 | 09:23 PM
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not the pulley or the belts aready checked all of that it is towards the top or the rear of the motor.
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