Speaking of ECM's

[Poncho Driver]

here is another one, if we can test the EGR does anyone know of a way to test the ECM--(puter)???

[1993blazerlt]

ive looked for a way but never found one, one time when i thought my computer was bad i bought a new one at autozone and tried it and it made no difference so i returned it then

[Poncho Driver]

Well that's something you can't really relish doing!!!