2006 3500 chevy diesel.

TW78

Joined: Jul 28, 2010

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6:08p, 7/17/24

AG

Any idea why there would be very loud intermittent whistling or screeching that sounds like it is coming from under truck? Spent $12000 recently with experts but it continues to when driven. Anyone ever had this problem?
Old truck so lotta miles.

akaggie05

Joined: Oct 5, 2006

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6:25p, 7/17/24

AG

Turbo going out?

Greenchiles

Joined: Feb 9, 2017

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11:01a, 7/24/24

AG

Is it a manual transmission?

sts7049

Joined: Jul 2, 2004

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12:26p, 7/24/24

AG

experts

TW78

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6:50p, 7/25/24

AG

Thanks but my friend still havent got it diagnosed. Will not do it for mechanic of course so I believe he is going to drive til she stops.

Aggie Dad 26

Joined: Mar 28, 2024

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7:01p, 7/25/24

Curious on mileage?

Independence H-D

Joined: May 20, 2010

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7:51p, 7/28/24

Harmonica?

1