GM Prom part number to read and program

[CSH-HQ]

2732A, for the 1227747
Grumpy


>Hi
>
>I studied the archives for programming 101 related material. I want to read 
>my 747 ecm eprom. I pulled the eprom and noticed that I didn't see a 
>conventional part number. My ProMax programmer needs a chip part number for 
>software and for a hardware key. 
>
>What part number should I use to read and program the eprom?
>
>Thanks
>
>Jon
>