I don't think they are just out there for public, we are lucky to have the ones from GM.
But that is only data and codes what is coming out of ECM on serial data line. Not what's on chip or where/how to change it.
I don't think they are just out there for public, we are lucky to have the ones from GM.
But that is only data and codes what is coming out of ECM on serial data line. Not what's on chip or where/how to change it.
1990 Chevy Suburban 5.7L Auto ECM 1227747 $42!
1998 Chevy Silverado 5.7L Vortec 0411 Swap to RoadRunner!
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