ECM Availability

[Bruce Plecan]

I just carry a spare ecm, and eprom.  May explain why, I've never needed
one.
I hate playing hide and seek on the road
Bruce
   Might think of just running the darn thing in limp home mode, and tune
that mechanically.  Dunno what your really needing



> Okay, here's a hypothetical for y'all.
> Spose we (theatrical 'we') used a GM ECM as a primary EFI controller
> in an aircraft, along with some backup scheme, perhaps even a fully
> redundant pair of ecms maybe, but at any rate, the scenario goes:
> spose we have the GM ecm as the primary, plus some backup.
> Next spose we have a failure of the ecm inflight, switch to backups
> and divert to some airport for repairs. Now, here's the question. Are
> things like a 730/747/et al controller available off-the-shelf at
> dealers and even perhaps places like Napa, so one could be fetched,
> the stock memcal popped out, and a spare "XA-special memcal" plugged
> in, and off we go? I presume so, but I'd like to put it up for target
> practice, sotaspeak. It'd be nice not to have to carry a complete ecm
> spare, since the likelyhood of failure isn't really that great, AND
> carrying a spare memcal takes next2nuthin in space, o'course.
> I spose the other possibility is to also carry a spare MAP sensor,
> another small item, but also readily available off-the-shelf. Mainly
> wanna keep away from carrying any spares larger than the palm of your
> hand.
> So what's the sanity check on availability of these ecms in your
> average US town?
> TIA,
> Gar

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