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Jeep
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2017
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Grand Cherokee Laredo, AWD
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Repair and Diagnosis
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Engine Performance
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System
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3.6L - DTCS B1810 To P0116
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DTC Troubleshooting
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P0037-O2-Sensor 1/2 Heater Circuit Low
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When Monitored
When Monitored
Continuously with the O2 Sensor heater commanded on.
Battery voltage between 10.5 and 15.75 volts.
DTC P0038 is not active.