DTC Descriptors
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2018 GMC Yukon XL, 2018 GMC Yukon, 2018 Chevrolet Tahoe, 2018 Chevrolet Suburban, and 2018 Cadillac Escalade ESV. However, it is still accessible from the selected car via links, so may be relevant.
- DTC P0121
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Throttle Position Sensor 1 Performance
- DTC P0122
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Throttle Position Sensor 1 Circuit Low Voltage
- DTC P0123
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Throttle Position Sensor 1 Circuit High Voltage
- DTC P0222
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Throttle Position Sensor 2 Circuit Low Voltage
- DTC P0223
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Throttle Position Sensor 2 Circuit High Voltage
- DTC P16A0
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Sensor Communication Circuit Low Voltage
- DTC P16A1
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Sensor Communication Circuit High Voltage
- DTC P16A2
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Sensor Communication Circuit Performance
- DTC P2135
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Throttle Position Sensors 1-2 Not Plausible