DTC Descriptors
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 P1178
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Fuel Pump Driver Control Module Sensor 1 Internal Supply Circuit
- DTC P1179
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Fuel Pump Driver Control Module Sensor 2 Internal Supply Circuit