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

PCV Valve: Need help changing it out on 1992 LT1

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Old 02-22-2004, 03:57 PM
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onedef92
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Default PCV Valve: Need help changing it out on 1992 LT1

As part of my Spring tune-up, I want to replace the PCV valve on my 1992 LT1 Corvette.

Where is it located and how difficult is it to replace? I've heard it's a PITA for LT1 and LT-4 engines. Any tips from the from the venerable Forum "Vetterans?" :confused:
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Old 02-22-2004, 04:14 PM
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CaliforniaVette
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Default Re: PCV Valve: Need help changing it out on 1992 LT1 (onedef92)

PCV valve is a simple job! An ACdelco dealer replacement is like 8 or 9 bucks. Just take off the Drivers side Fuel Rail cover, you will see it located right in the middle of the Intake Manifold. Pull the rubber hose off and simply slide it out, place the new one in and connect the hose. Im sure someone will post of picture of where it goes
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Old 02-22-2004, 04:14 PM
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QuikZilver
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Default Re: PCV Valve: Need help changing it out on 1992 LT1 (onedef92)

The PCV valve is on the driver side of the intake manifold under the fuel injector cover. You will see a U shaped hose in the center of the intake manifold there. To replace, just pull off the hose and then pull out the PCV Valve. No tools are necessary. Takes maybe 5 minutes including time to opening the hood. Very easy!! Check your hose before removing. On my 93, it came apart and I had to order another one. :cheers:
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Old 02-22-2004, 04:43 PM
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edsalinas
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Default Re: PCV Valve: Need help changing it out on 1992 LT1 (Whitvette)

:iagree:

Check out the rest of the hoses while your at it!!!
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Old 02-22-2004, 05:26 PM
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Ramrod92
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Default Re: PCV Valve: Need help changing it out on 1992 LT1 (onedef92)

It is at the end of the U shaped hose closest to the TB. :steering:
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Old 02-23-2004, 07:23 AM
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Default Re: PCV Valve: Need help changing it out on 1992 LT1 (Ramrod92)

Thanks, all. You guys are the greatest! :cheers: :thumbs:
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Old 04-10-2016, 02:24 PM
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Ron Reuben
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I found the pcv valve, however that U shaped hose is on pretty tight. any suggestions on how to remove it without damage ?
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