D-a-n-i-e-l Posted February 7, 2007 Share Posted February 7, 2007 I forget who wanted to know, but the ecm from a 91 will not work in a 89. I tried it today and fried the 91 ECM Link to comment Share on other sites More sharing options...
Guest F14CRAZY Posted February 7, 2007 Share Posted February 7, 2007 thanks for the note Link to comment Share on other sites More sharing options...
Barney Eaton Posted February 7, 2007 Share Posted February 7, 2007 Because the 1991 engine has 5 more hp, I would have thought the 1991 ECM would have blown the 1989 engine. Makes sense! Link to comment Share on other sites More sharing options...
Guest CL_Reatta Posted February 7, 2007 Share Posted February 7, 2007 Wow ok thanks, you just saved me some money, Now I know that its back to the drawing board for my trans project. Link to comment Share on other sites More sharing options...
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