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truck intake EGR

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Old Mar 2, 2011 | 05:57 AM
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Default truck intake EGR

I started pulling the new motor apart and have a question already. On a truck intake when you pull off the EGR value it also attaches to the intake. I pulled it off but now is there a plate that I can make to cover the hole? Do you even need to cover the hole if not I will it looks bad. Also where can I get a photo of all the sensors and what they are before I start unplugging the harness I like to mark them
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Old Mar 2, 2011 | 10:35 AM
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Originally Posted by tatum1
I started pulling the new motor apart and have a question already. On a truck intake when you pull off the EGR value it also attaches to the intake. I pulled it off but now is there a plate that I can make to cover the hole? Do you even need to cover the hole if not I will it looks bad. Also where can I get a photo of all the sensors and what they are before I start unplugging the harness I like to mark them
The EGR plug made by GM you need it blocked off.



EGR Block off plate
GM PART # 12558346
CATEGORY: Engine Fuel Intake Manifold
PACK QTY: 1
CORE CHARGE: $0.00
GM LIST: $22.03
PRICE: $13.06


EGR block off


Originally Posted by Cardinal Fang
Sensor location on 2000, 5.3 Vortec Engine

1 – IAC, Idle Air Control
2 - TPS, Throttle Positioning Sensor
3 – Evaporative Canister Purge Valve, remove
4 – Knock Sensor connector, sensors under intake manifold
5 - Map Sensor, Manifold Absolute Pressure
6 - Water Temperature Sensor
7 - Crankshaft Position Sensor
8 – Camshaft position Sensor
9 - Oil Pressure Sensor.

Not shown here
MAP, Mass Air Flow Sensor, located on the air inlet tube, removed
VSS, Vehicle Speed Sensor, after market purchase, JTR,
and others sell them
Oxygen Sensors, Vortec has 4, two before the cat and two after. Pre cat O2 sensors will be used
Oil Pan Level sensor










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Old Mar 4, 2011 | 02:32 AM
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i removed the evaporative canister purge value from the intake what do you use tho plug that hole
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Old Mar 4, 2011 | 10:20 AM
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Originally Posted by tatum1
i removed the evaporative canister purge value from the intake what do you use tho plug that hole
You can put a reg. vacuum plug inside the hole then epoxy over it. Or make a cap for the plug out metal and use a bolt to retain it using the hole that held the valve.
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Old Mar 4, 2011 | 11:18 AM
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i milled a little piece of aluminum with a groove for the o-ring then bolted it to a plate.

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Old Mar 4, 2011 | 11:24 AM
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I tapped it and put a allen headed set screw/bolt in it like below. I just covered it in some fuel safe sealant.

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Old Mar 4, 2011 | 10:13 PM
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1 3/8 brass or steel expansion/freeze plug to plug hole in intake just tap into place squarely using large socket about .125-150
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Old Jan 9, 2014 | 04:23 PM
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needed this the other day....now I should be able to find it later...
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