No sumcheck code in a '95 MEMCAL

[Roger Heflin]

On Sat, 7 Nov 1998, David A. Cooley wrote:

> At 12:14 PM 11/7/98 -0600, you wrote:
> 
> >I am not sure how to tell what mine is.  It has a 32kb rom.  It is
> >also one of those in engine computers, so it must be a bit more
> >hardened against heat.
> 
> What year/app?
> 
93 Z28 LT1 engine A4 tranny


> >
> >I don't think so far (for the f-bodys) that anyone is reprogramming
> >any of the ODB II computers (96+), they almost always seem to replace
> >the 96 compuer with a 95 computer before even trying to reprogram it.
> 
> Well, Hypertech has the Power Programmer, JET also has a programmer for the
> OBD_II ECM's.
> Problem is, you're limited on changes to what they put in the programmer
> and custom programming (Only offered by hypertech so far) is expensive.
> 

So far the hypertech stuff does not change anything useful just fans
on, shift points and misc. other stuff. I don't think they do anything
much with fuel, and that is generally where the big gains are.

 > 
> 
> ===========================================================
>            David Cooley N5XMT           Internet: N5XMT at bellsouth.net
>      Packet: N5XMT at KQ4LO.#INT.NC.USA.NA   T.A.P.R. Member #7068
>        I am Pentium of Borg...division is futile...you will be approximated.
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>