EGR solenoid question
Joined: Nov 2008
Posts: 2,106
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From: Milwaukee
Car: 92 Firebird, 77 Trans Am SE, 86 Z28
Engine: 5.7 HSR, T/A 6.6, empty
Transmission: T-5, TH350, T-5
Axle/Gears: 3.08 posi, 3.23 posi, 3.23
Re: EGR solenoid question
The top port I believe vents to the back side of the solenoid, that goes to the egr. I don't remember for sure if it vents when energized or not but either way the port that connests to the vent on the back side will always go to the egr.
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