Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2019EXPRESS 2500 BASE, VAN CARGO EXTENDED, 6.0L ENG VIN GREPAIR AND DIAGNOSISELECTRICALWIRING DIAGRAMSCOMPONENT CONNECTOR END VIEWS (K17-K71 (LV1))COMPONENT CONNECTOR END VIEWSK20 ENGINE CONTROL MODULE X1 (LV1)
2019 Chevrolet Express 2500 Base, Van Cargo Extended, 6.0L Eng VIN G
K20 Engine Control Module X1 (LV1)
2019 Chevrolet Express 2500 Base, Van Cargo Extended, 6.0L Eng VIN GSECTION K20 Engine Control Module X1 (LV1)
Connector Part Information
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Terminal Part Information
| Terminal Type ID | Terminated Lead | Diagnostic Test Probe | Terminal Removal Tool | Service Terminal | Tray Name | Core Crimp | Insulation Crimp |
|---|---|---|---|---|---|---|---|
| I | 13575812 | J-35616-64B (LT BU) | J-38125-213 | Not Available | Not Available | Not Available | Not Available |
| II | 13579770 | J-35616-4A (PU) | J-38125-11A | 7116-4152-02 | Yazaki 9 | A | 5 |
| Pin | Size | Color | Circuit | Function | Terminal Type ID | Option |
|---|---|---|---|---|---|---|
| 1 - 3 | - | - | - | Not Occupied | - | - |
| 4 | 0.5 | YE/WH | 3200 | Throttle Inlet Absolute Pressure Sensor Signal | I | - |
| 5 | 0.5 | GY/WH | 3201 | Throttle Inlet Absolute Pressure Sensor 5V Reference | I | - |
| 6 | 0.5 | L-GN/ | 380 | A/C Refrigerant Pressure Sensor Signal | I | - |
| 7 - 8 | - | - | - | Not Occupied | - | - |
| 9 | 0.5 | BU/WH | 890 | Fuel Tank Pressure Sensor Signal | I | - |
| 10 | 0.5 | YE/RD | 2709 | Fuel Tank Pressure Sensor 5V Reference | I | - |
| 11 - 12 | - | - | - | Not Occupied | - | - |
| 13 | 0.5 | L-GN/BK | 735 | Outside Ambient Air Temperature Sensor Signal | I | - |
| 14 | 0.5 | WH/RD | 1164 | Accelerator Pedal Position 5V Reference 1 | I | - |
| 15 | 0.5 | YE/WH | 1161 | Accelerator Pedal Position Signal 1 | I | - |
| 16 - 20 | - | - | - | Not Occupied | - | - |
| 21 | 0.5 | BN/RD | 2700 | A/C Pressure Sensor 5V Reference | I | - |
| 22 | 0.5 | BK/BN | 5514 | A/C Refrigerant Pressure Sensor Low Reference | I | - |
| 23 - 24 | - | - | - | Not Occupied | - | - |
| 25 | 0.5 | BU/VT | 1589 | Primary Fuel Level Sensor Signal | I | - |
| 26 | 0.5 | BK/BN | 2759 | Fuel Tank Pressure Sensor Low Reference | I | - |
| 27 - 29 | - | - | - | Not Occupied | - | - |
| 30 | 0.5 | BK/D-BU | 1271 | Accelerator Pedal Position Low Reference 1 | I | - |
| 31 | - | - | - | Not Occupied | - | - |
| 32 | 0.5 | WH/GY | 459 | A/C Compressor Clutch Relay Control | I | - |
| 33 | 0.5 | BN/RD | 1274 | Accelerator Pedal Position 5V Reference 2 | I | - |
| 34 | 0.5 | L-GN/WH | 1162 | Accelerator Pedal Position Signal 2 | I | - |
| 35 - 38 | - | - | - | Not Occupied | - | - |
| 39 | 0.5 | BU | 2500 | High Speed GMLAN Serial Data (+) 1 | I | - |
| 40 | 0.5 | WH | 2501 | High Speed GMLAN Serial Data (-) 1 | I | - |
| 41 | 0.5 | BU/WH | 2918 | Fuel Rail Pressure Sensor Signal | I | - |
| 42 - 43 | - | - | - | Not Occupied | - | - |
| 44 | 0.5 | L-GN/GY | 465 | Fuel Pump Primary Relay Control | I | - |
| 45 | - | - | - | Not Occupied | - | - |
| 46 | 0.5 | BN/WH | 419 | Check Engine Indicator Control | I | - |
| 47 | 0.5 | WH | 5359 | Brake Apply Sensor Control | I | - |
| 48 | 0.5 | D-BU/YE | 5361 | Brake Apply Sensor Signal | I | - |
| 49 - 50 | - | - | - | Not Occupied | - | - |
| 51 | 0.5 | VT/L-GN | 439 | Run/Crank Ignition 1 Voltage | I | - |
| 52 | 0.75 | RD/WH | 440 | Battery Positive Voltage | I | - |
| 53 | 0.5 | BK/VT | 1272 | Accelerator Pedal Position Low Reference 2 | I | - |
| 54 - 56 | - | - | - | Not Occupied | - | - |
| 57 | 0.5 | WH/BU | 6311 | Cruise/ETC/TCC Brake Signal | I | - |
| 58 - 61 | - | - | - | Not Occupied | - | - |
| 62 | 0.75 | VT/GY | 1039 | Run/Crank Ignition 1 Voltage | I | - |
| 63 | 0.5 | YE/BK | 625 | Starter Enable Relay Control | I | - |
| 64 - 65 | - | - | - | Not Occupied | - | - |
| 66 | 0.5 | WH | 1310 | EVAP Canister Vent Solenoid Control | I | - |
| 67 | 0.75 | VT/BK | 1239 | Run/Crank Ignition 1 Voltage | I | - |
| 68 | 0.5 | BK/BN | 5360 | Brake Apply Sensor Low Reference | I | - |
| 69 | - | - | - | Not Occupied | - | - |
| 70 | 0.5 | VT/YE | 5985 | Accessory Wakeup Serial Data | I | - |
| 71 | - | - | - | Not Occupied | - | - |
| 72 | 0.5 | YE | 5991 | Powertrain Relay Coil Control | I | - |
| 73 | 2.5 | VT/GY | 1439 | Run/Crank Ignition 1 Voltage | II | - |
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.