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Humming/Buzzing Noise

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Old 11-10-14, 10:18 PM
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green4door
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Default Humming/Buzzing Noise
so i have a 96 ls and after i shut the car off i hear a humming/buzzing sound coming from the canister behind the front bumper on the drivers side. is this normal? im thinking it's the canister purging itself.
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Old 11-10-14, 10:22 PM
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PureDrifter
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evap, shouldn't be an issue.
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Old 11-10-14, 10:33 PM
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green4door
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good i was a little worried. i keep having my p0171 code pop up and maybe thought this was causing it.
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Old 11-11-14, 07:07 AM
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Yamae
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Check the vacuum leak at the intake line.
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Old 11-12-14, 04:48 PM
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yea i checked for vacuum leaks and found nothing. the light does go off by itself once in a while but it always comes back when it wants lol.
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