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Boost problems.... still here...help!!!

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Old Apr 7, 2005 | 12:28 PM
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Default Boost problems.... still here...help!!!
Have any of you guys had a low boost issue... around 10 PSI.....??? BTW 02 225 TTQ
Here's what's be replaced/done:
New ECU
New MAF
New DV
New N75
Smoke test done with no results of leakage..

I have the dealership running in circles trying to fix the issue....
Anyone having the same problems.. let me know what you did to fix.. TIA
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Old Apr 7, 2005 | 12:33 PM
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No codes, Steve??
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Old Apr 7, 2005 | 12:34 PM
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Default is it in limp mode? probably not since you're getting 10 psi.
just low boost...10psi. and looks like you changed everything!
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Old Apr 7, 2005 | 12:51 PM
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Bad boost gauge? Leak in boost gauge hose/connection? Just ruling it out.
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Old Apr 7, 2005 | 01:08 PM
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Default nope and nope....
by passed the gauge.. and validated the gauges accuracy at work....
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Old Apr 7, 2005 | 01:08 PM
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negative Ghost Rider.. no codes!!!!
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Old Apr 7, 2005 | 01:09 PM
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yeah pretty much.. now they just have to start replacing all the little hoses!!!
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Old Apr 7, 2005 | 01:18 PM
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Hmm... Super secret valet mode??
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Old Apr 7, 2005 | 01:19 PM
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Coolant temp sensor? Bad MAP sensor?
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Old Apr 7, 2005 | 01:25 PM
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Default tried new coolant (green)
the MAP is on the list for the dealership to replace....
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