red89cutty Posted December 22, 2004 Report Share Posted December 22, 2004 ok another question will the ecm from a 90 regal work in my car i have a 89 supreme with a 2.8 the reagal had a 3.1.Oh one more thing is the dark green wire with a white tracer the ground wire to the ecm for the fuel pump? im having starting issues here. Quote Link to comment Share on other sites More sharing options...
Robby1870 Posted December 22, 2004 Report Share Posted December 22, 2004 The ECM should work, you'll just have a little extra fuel Quote Link to comment Share on other sites More sharing options...
excelsior Posted December 22, 2004 Report Share Posted December 22, 2004 i would imagine so their basically the same engine....good ol parts cars Quote Link to comment Share on other sites More sharing options...
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