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2007 Tahoe O2 Sensor Issue
OK so I'm trying to figure this one out. Got a code for bad o2 sensor and looked under the Tahoe and noticed the 4 wires hanging down for downstream sensor on drivers side. Went to inspect it and the connector is completely missing. This may have been this way for a while. We purchased this used...- Roadracer6
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- Forum: Engine & Drivetrain
