Ecm help
03-27-2018, 01:15 PM
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Ecm help
i have a 2000 Silverado used to have a 4.3 v6 and was swapped with an Ls1 engine using a 5.3 harness with blue and red connectors..and I have a blue and green ecm....can I use this ecm and what I need to do for it to work properly?
Last edited by Chuy-nator; 03-27-2018 at 05:51 PM.
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