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2003 Subaru Legacy Noises

Tiny
ERIC42913
  • MEMBER
  • 2003 SUBARU LEGACY
  • 4 CYL
  • AWD
  • AUTOMATIC
  • 190,000 MILES
When I drive my car will make a humming noise then go away but now it does the humming an started to screech when I drive then go away but sometimes after I shut the car off it continues to hum I had my a/c charged on Sunday an the noises started today
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Tuesday, August 11th, 2015 AT 12:14 PM

8 Replies

Tiny
HMAC300
  • MECHANIC
  • 48,601 POSTS
Have a local pro check this out it may be a relay stuck or something like that. But it should be checked soon
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Wednesday, August 12th, 2015 AT 7:28 AM
Tiny
ERIC42913
  • MEMBER
  • 5 POSTS
Does that happen if ur a/c was over charged an now it don't do it while I drive It happens if I put the heat on is when it starts to hum an screech?
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Wednesday, August 12th, 2015 AT 9:06 AM
Tiny
ERIC42913
  • MEMBER
  • 5 POSTS
I also had a new fuel filter put in if they put the rong one can that be an issue an make that sound?
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Wednesday, August 12th, 2015 AT 9:15 AM
Tiny
HMAC300
  • MECHANIC
  • 48,601 POSTS
If the a/c was overcharged it wouldn' t cool right but it may be something like a/c fluid settling after using. That is why I said have a local guy listen to it. If the fuel filter was wrong it would probably leak.
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Wednesday, August 12th, 2015 AT 9:36 AM
Tiny
ERIC42913
  • MEMBER
  • 5 POSTS
Ok thank you now as far as putting the heat on an it humming an screeching does the heat run of the a/c compressor to?
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Wednesday, August 12th, 2015 AT 9:55 AM
Tiny
HMAC300
  • MECHANIC
  • 48,601 POSTS
Only on defrost cycle until it gets colder outside
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Wednesday, August 12th, 2015 AT 11:33 AM
Tiny
ERIC42913
  • MEMBER
  • 5 POSTS
Do u have any suggestions on what that could be I made an appointment to get it looked at tomorrow but just wanna have some ideas to throw at the mechanic when I go thanks
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Wednesday, August 12th, 2015 AT 12:10 PM
Tiny
HMAC300
  • MECHANIC
  • 48,601 POSTS
Not that I can think of as I can't hear it. If it's loud enough he should give an answer
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Wednesday, August 12th, 2015 AT 5:08 PM

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