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C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

Missing Vacuum Line On L98 Throttle Body!

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Old Feb 1, 2019 | 09:36 PM
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Default Missing Vacuum Line On L98 Throttle Body!
So it looks like there’s a vacuum line (skinny one) that goes on the bottom of the throttle body by the coolant hose but I cannot find the line it’s supposed to be connected to...
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Old Feb 1, 2019 | 10:33 PM
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EGR solenoid I believe.
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Old Feb 1, 2019 | 10:34 PM
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you should be able to sort thru things by following the under hood vacuum diagram - should look similar to this...




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Old Feb 2, 2019 | 04:01 AM
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That line comes from the LH fender area.
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Old Feb 2, 2019 | 10:08 AM
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So the previous owner installed a PCV where the CCV is at. Is that normal? Or do I need to replace it with something else?
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Old Feb 2, 2019 | 12:28 PM
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I would put it back as close to normal, watch this video.
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