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ECMs interchangable???????

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Old Feb 18, 2003 | 10:18 AM
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Ghigman3's Avatar
Ghigman3
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Joined: Oct 2001
Posts: 236
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From: OK, USA
Car: '87 IROC-Z
Engine: Modded 305 TPI
Transmission: 700r4
ECMs interchangable???????
Will the ECM from an '86 T/A with an LG4/T-5 work in an '87 IROC-Z with an LG4/auto?
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Old Feb 19, 2003 | 07:53 PM
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deadbird
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Joined: Sep 2000
Posts: 6,775
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From: So.west IN
Car: 87 Formula/ 00 Xtreme
Engine: TPI 305/ v6
Transmission: struggling t-5/ 4l60E
Axle/Gears: 3.08/ 3.23
I don't see what it wouldn't but, I don't know much about the working of the ECMs. This may be more useful to you.

https://www.thirdgen.org/newdesign/t...erchange.shtml
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