Need some Help - 747 vs 288 PCM and Need 4.3 CPI Parts/Diagram

[Shannen Durphey]

The cpi pcm is the same as the one I mentioned for use with the 4L60E
trans.  It is common in 93+ pickups.  Part number on mine is 16197427.
Shannen

LarryK5907 at aol.com wrote:
> 
> Guys:
> 
> I was scratching around the boneyard the other day in the lookout for some
> 4.3 CPI parts. Good luck.
> 
> I found a 91 Astro AWD, with no motor or harness. HOWEVER...there was still a
> PCM in it, and I figured I might have struck paydirt. However, in
> retrospect...I think not :(
> 
> I have a 16144288 PCM AUMH out of it. Looking through the FTP sites, I find
> that this was primarily used on  90+ TBI motors. If so, how is this PCM
> different than a '747? Faster? Pinouts different? Any ideas?
> 
> On another note, if anyone has, or can get, a 1992-93 CPI harness/PCM from an
> Astro, I would be much obliged.  I am having zero luck locating one around
> here. I also need a 92 CPI wiring diagram if anyone has one of these. I have
> a vortech intake, heads and harness from a 97 4.3 if anyone is interested.
> 
> If you happen to come across an overhead console for the same Astro van (with
> the compass/temp), I'd be VERY happy ;)
> 
> Finally, I went through all of the PROMS I have laying around and did an
> inventory of them. I had a guy at work read them for me, although I still
> have no idea how to read the PROMS in the '730 mem-paks. Any ideas? I am
> going to upload a .zip file to the FTP (_Misc Bins from LKurek.ZIP) server
> with the .bin's I have, along with a readme file (_Misc Bins from LKurek
> README.txt) that describes the broadcast codes on the PROMS, PCM they came
> out of, and application. Some are unknown, so if anyone has one of those
> nifty Snap-On reference books, and can help me fill in the data...sweet!
> 
> Geez...this is one rambling e-mail ;)
> 
> Thanks in advance!
> 
> Larry
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