Re: LS swap issue with MAF sensor
That first pic is too big to tell what it is, but doesn't look like an IAT to me, they're generally 2 wire, not 3. Looks like the throttle position sensor, but way too close of a pic to be sure. An LS1 harness would have a separate IAT plug like that in the 2nd pic, but if the harness you have has a plug for a truck MAF, then the IAT is built into it so it wouldn't need a separate plug for it. The coolant temp sensor wires are yellow and black though, maybe it's that?
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