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How is the EGR wired with ECM?

Old 11-20-2018, 02:35 AM
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Car: Pontiac Firebird Formula
Engine: 3.1 LH0
Transmission: 700R4
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How is the EGR wired with ECM?

Hi, can someone please tell me what are the ECM socket pins connected to the digital EGR? I' m trying to restore the original wiring. The engione is a 3.1 LH0, ECM 1227730.

Thanks in advance!

Last edited by Firebird2011; 11-20-2018 at 02:40 AM.
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Old 11-20-2018, 09:32 AM
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Re: How is the EGR wired with ECM?

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Old 11-20-2018, 10:00 AM
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Car: Pontiac Firebird Formula
Engine: 3.1 LH0
Transmission: 700R4
Axle/Gears: Automatic
Re: How is the EGR wired with ECM?

Wow, this really helps! Thank you!
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