lacyJ Posted March 30, 2008 Share Posted March 30, 2008 if any of you have this answer for me i will forever be in your debt: will the stock wiring harness from a 1989 3.0 work on a 94 3.0 EFI.... without swapping the ECCM.. PLEASE HELP ME!! Link to comment Share on other sites More sharing options...
Slick Posted March 30, 2008 Share Posted March 30, 2008 (edited) if any of you have this answer for me i will forever be in your debt: will the stock wiring harness from a 1989 3.0 work on a 94 3.0 EFI.... without swapping the ECCM.. PLEASE HELP ME!! if you're NOT swapping harness & ecu.. you can only use the block (up tot he vc's) of the '94........ and will have to put all the TBi stuff back on 90 on is MPFi........ Edited March 30, 2008 by Slick Link to comment Share on other sites More sharing options...
lacyJ Posted March 31, 2008 Author Share Posted March 31, 2008 if you're NOT swapping harness & ecu.. you can only use the block (up tot he vc's) of the '94........ and will have to put all the TBi stuff back on 90 on is MPFi........ i found this out when i went out to my shop this morning.... already got a harness and ecu from a 91.... hopefully we will be up and running this week!! Link to comment Share on other sites More sharing options...
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