GMC fault codes
Coverage shown is GM data: 17,703 codes · 2,212 vehicle records · 180 ECU records · 10,756 live-data parameters.
GMC shares fault-code data with GM. Data may not cover GMC-specific systems.
Codes 17,703
| Code | Description | Brands | System |
|---|---|---|---|
| P1DE6 | Line pressure high | 12 | Powertrain |
| P1DE7 | Line pressure low | 11 | Powertrain |
| P1DE9 | Brinttank 2 temperatur høj | 10 | Powertrain |
| P1DEA | Torque Inhibited - Stator Overtemperature | 9 | Powertrain |
| P1DEB | Reactor Temperature Sensor 2 Low | 12 | Powertrain |
| P1DEC | Variable valve timing solenoid valve cold start opening position 2 timing over-advance | 10 | Powertrain |
| P1DED | Variable valve timing solenoid valve cold start opening position 2 timing over-retard | 10 | Powertrain |
| P1DEE | Torque Inhibited - Motor Overspeed | 8 | Powertrain |
| P1DEF | DC/DC converter cooling system fault | 11 | Powertrain |
| P1E00 | PTC heater temperature sensor high | 14 | Powertrain |
| P1E01 | Output 2#voltage fault | 14 | Powertrain |
| P1E02 | Low battery warning | 15 | Powertrain |
| P1E03 | Insulation too low warning | 16 | Powertrain |
| P1E04 | DC2 output overcurrent | 15 | Powertrain |
| P1E05 | DC2 radiator overtemperature | 15 | Powertrain |
| P1E06 | DC2 input overvoltage | 15 | Powertrain |
| P1E07 | DC2 input undervoltage | 14 | Powertrain |
| P1E08 | Hybrid/EV Battery Contactor Status Circuit Low Voltage | 14 | Powertrain |
| P1E09 | Downstream oxygen sensor not enter closed loop control within specified time | 14 | Powertrain |
| P1E0A | Closed loop fueling not achieved - bank 2 downstream | 14 | Powertrain |
| P1E0B | Ladegerät-Ausgangsstrom zu hoch | 13 | Powertrain |
| P1E0C | Large cell temperature difference warning | 13 | Powertrain |
| P1E0D | Large cell temperature difference | 12 | Powertrain |
| P1E0E | Cell voltage difference is large | 11 | Powertrain |
| P1E0F | Litar sensor suhu bateri (1) | 11 | Powertrain |
| P1E10 | Hybrid/EV battery voltage isolation high resolution sensing circuit 1 high voltage | 11 | Powertrain |
| P1E11 | Litar sensor suhu bateri (1) | 12 | Powertrain |
| P1E12 | Hybrid/EV battery voltage isolation high resolution sensing circuit 2 low voltage | 11 | Powertrain |
| P1E13 | Hybrid/EV battery voltage isolation high resolution sensing circuit 2 high voltage | 12 | Powertrain |
| P1E14 | BATT.TEMP sensor circuit(1) | 14 | Powertrain |
| P1E15 | Total battery voltage low warning | 14 | Powertrain |
| P1E16 | Litar sensor suhu bateri (1) | 13 | Powertrain |
| P1E17 | Cell voltage is unbalanced | 14 | Powertrain |
| P1E18 | BATT.TEMP sensor circuit(1) | 12 | Powertrain |
| P1E19 | High voltage circuit open | 13 | Powertrain |
| P1E1A | Cell voltage is too high | 13 | Powertrain |
| P1E1B | Auxiliary Transmission Fluid Pump Control Module Hybrid/EV Battery Voltage Isolation Sensing Performance | 13 | Powertrain |
| P1E1C | Auxiliary Transmission Fluid Pump Control Module Hybrid/EV Battery Voltage Isolation Sensing Circuit 1 Low Voltage | 12 | Powertrain |
| P1E1D | Charging current is too large | 13 | Powertrain |
| P1E1E | Auxiliary Transmission Fluid Pump Control Module Hybrid/EV Battery Voltage Isolation Sensing Circuit 2 Low Voltage | 13 | Powertrain |
| P1E1F | Auxiliary transmission fluid pump control module Hybrid/EV battery voltage isolation sensing circuit 2 high voltage | 13 | Powertrain |
| P1E20 | Auxiliary Transmission Fluid Pump Control Module Hybrid/EV Battery Voltage Sense Circuit Low Voltage | 12 | Powertrain |
| P1E21 | Auxiliary Transmission Fluid Pump Control Module Hybrid/EV Battery Voltage Sense Circuit High Voltage | 12 | Powertrain |
| P1E22 | In plant mode active | 13 | Powertrain |
| P1E23 | Mode abnormality | 15 | Powertrain |
| P1E24 | BATT.TEMP sensor circuit(1) | 13 | Powertrain |
| P1E25 | Litar sensor suhu bateri (1) | 13 | Powertrain |
| P1E26 | Litar sensor suhu bateri (1) | 13 | Powertrain |
| P1E27 | Irreversible collision signal occurs (Pulse-Width Modulation hard wire) | 14 | Powertrain |
| P1E28 | EGR 1 high side control circuit high | 13 | Powertrain |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.