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View Full Version : tbi to 4l60-e


mkstevens2003
04-20-2009, 01:41 PM
i have installed a 90 model 350 tbi into my 94 s10 4x4. i had gotten a computer and wiring harness out of an 95 truck. i didnt end up using the harness, i just changed ends out of my original vortec wiring harness to make it work. the tbi computer runs the motor great but my transmission does not lock up the tcc. i can put the original 4.3 vortec computer in an d the transmission shifts fine, but the motor doesnt run right. the injectors appear to stay open to long and fuel drips of the injectors. has anybody tried to do this conversion? could there just be wires in differerent terminals and i just need to track them down?

Rusty
04-20-2009, 06:32 PM
try a different computer, the 93's and 94's with tbi had 4L60-E's I need one of those comp's myself