[Diy_efi] *New* with a Good Question!

[grey thorn]

From: Djfreggens at aol.com
>Reply-To: diy_efi at diy-efi.org
>To: diy_efi at diy-efi.org
>Subject: Re: [Diy_efi] *New* with a Good Question!
>Date: Thu, 11 Jul 2002 16:55:35 EDT
>
>the 4l80e uses a different controller altogehther than the 4l60e. it will 
>not
>be as simple as just swaping pins. you would be better off using a pcm 
>thats
>was designed for the 4l80e. the software and hardware on yr current pcm 
>will
>not support this transmision so you need to swap to the correct pcm and add
>the nessacary circuts to the wiring harness.
>
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Does anyone know if the 1997 ODB II GM TRUCK computer use a replaceable PROM 
or does the computer itself have to be flashed?

Ray

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