Idle RPM is not accurate on this ECM, so at this point it needs to read higher. I need to send another chip with an additional 100 RPM. But until I get home I don't know of anoter way.
Idle RPM is not accurate on this ECM, so at this point it needs to read higher. I need to send another chip with an additional 100 RPM. But until I get home I don't know of anoter way.
1990 Chevy Suburban 5.7L Auto ECM 1227747 $42!
1998 Chevy Silverado 5.7L Vortec 0411 Swap to RoadRunner!
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