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    LBZ extreme whistle issue

    Also what brand egr kit do you recommend? Are the kits with the rider cap instead of new down pipe any count?
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    LBZ extreme whistle issue

    No I have not. But it is where you mentioned
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    LBZ extreme whistle issue

    Sorry for the late update. But I think I found my issue. I noticed my egr has a lot soot and oil around one of the gaskets. Not the gasket where the exhaust riser bolts on either. My question is would tuning the truck and blocking the egr keep the egr from seeing pressure or would I need to do a...
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    LBZ extreme whistle issue

    Thanks
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    LBZ extreme whistle issue

    Haha yeah. I used to be a powerstroke guy (7.3s), until I owned a 6.4. Never again.
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    LBZ extreme whistle issue

    Can someone point me in the best way to test for leaks?
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    LBZ extreme whistle issue

    No codes with scanner
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    LBZ extreme whistle issue

    Is there a way to verify the vane position sensor issue or controller? And no loss of power. Smokes some if you floorboard it. Also at night if you are at a red light sometimes it hazes in headlights. Has zero codes.
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    LBZ extreme whistle issue

    Anybody got a write up on how to check?
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    LBZ extreme whistle issue

    I have a 2007 lbz duramax. 120k miles. Truck has stock intake, egr, exhaust, etc. No tuning. I have a problem with extremely loud turbo whistle. It wasn't like this when I got the truck. It has gotten progressively worse overtime. It normally sounds like extremely loud turbo whistle but if I...
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    18x9 +20 offset and 5.75 backspace. What size tires?

    Thanks guys
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    18x9 +20 offset and 5.75 backspace. What size tires?

    Thanks for the quick response
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    18x9 +20 offset and 5.75 backspace. What size tires?

    I have 2007 lbz duramax so it's the classic body style. I have the torsion bars cranked 5 turns. Not quite level still has some rake to it. I currently have h2 wheels and 285/70r17 hankook dynapro atm tires. They rubbed the front bumper valence so I trimmed it a little. My wife got me fuel...
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    07 LBZ Duramax cricket sound

    I just recently purchased a 2007 LBZ 2500 Duramax. Truck is completely stock. It is making a sound similar to a BUNCH of crickets chirping. I need the truck to pull with but I'm afraid to drive it so I don't mess it up. I searched google and the forum and kept coming up with the belt tensioner...
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