ECM ?

[We Gone]

Are all ECMs 90-95 the same? can I use a 90 ECM with a 92 prom? Looking to help a buddy with multi issues no Speed read out/no AC/ ABS/ CEL. and make sure its not an ECM issue. As it started at once. Thanks.

[Dynomite]

ECM Interchangeability TIPS (http://www.zr1.net/forum/showthread.php?p=156570#post156570)

Interchangeability of Chips in ECMs TIPS (http://www.zr1.net/forum/showthread.php?p=181045)

[We Gone]

Ty, that's great!!