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Code PO137

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Old 12-23-2015, 09:01 PM
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Default Code PO137
Just bought a 2004 1500 SLT Rumble Bee but the check engine light is on one day off another day. I believe its an oxygen sensor.
So why is the check engine light doing this, is this common for this sensor?
 
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Old 12-23-2015, 09:35 PM
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It is a o2 sensor. Shorted to ground. Yes the check engine light may not stay on steady.
 
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