Hi all . not sure If its just me been stupid or not , but trying to reprogram eprom from 95 astro with vortec heads and mercruiser inlet and injectors. I pulled the original prom and read in software for tl8662plus programmer , saved and read in tunerpro, updated values etc wrote back to new chip sst27sf512 , popped back into ecu (well zif as buggered the original holder getting prom out so repinned and put a zif in) started up and its all over revving up n down until in gear and stuck in 3rd, removed chip reburn original bin but same issue not sure if its me or I'm missing something in burn program, any help would be appreciated ill include original bin BSWW $0D, and screen of programmer software , thanks again
bsww 95 cpi.BINtl862plus screenshot.jpg
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