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P0140 Advice
Hey everyone, I'm new here, but I've been reading a lot lately! Anyway, I recently bought a 2002 Tahoe and I love it! The only thing that's wrong with it is that it is throwing a P0140 code. I looked it up and it says it's an O2 Sensor Circuit No Activity Detected (Bank 1 Sensor 2). This...- mboehler
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- Forum: Engine & Drivetrain
