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  1. S10 / Sonoma
    93 Sonoma 2.8 is idling around 3500 rpm's. I took the IAC out replaced the gasket and torqued back in about 10-13 lbs. Now on startup it is a constant high idle. I've pulled the negative then the connector tried to trace down any vacuum leaks but idle is to high to run. Map sensor has been...
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