DTC Descriptor
WARNING: This page is about a different car, the 2020 Buick Regal and 2019 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.
- DTC P0131
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HO2S Circuit Low Voltage Bank 1 Sensor 1
- DTC P0132
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HO2S Circuit High Voltage Bank 1 Sensor 1
- DTC P0137
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HO2S Circuit Low Voltage Bank 1 Sensor 2
- DTC P0138
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HO2S Circuit High Voltage Bank 1 Sensor 2
- DTC P0151
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HO2S Circuit Low Voltage Bank 2 Sensor 1
- DTC P0152
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HO2S Circuit High Voltage Bank 2 Sensor 1
- DTC P0157
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HO2S Circuit Low Voltage Bank 2 Sensor 2
- DTC P0158
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HO2S Circuit High Voltage Bank 2 Sensor 2