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 DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 20 (COMPONENT CONNECTOR END VIEWS (K17-K71))COMPONENT CONNECTOR END VIEWSK20 ENGINE CONTROL MODULE X2 (LV1)
2019 Chevrolet Express 2500 Base, Van Cargo Extended, 6.0L Eng VIN G
K20 Engine Control Module X2 (LV1)
2019 Chevrolet Express 2500 Base, Van Cargo Extended, 6.0L Eng VIN GSECTION K20 Engine Control Module X2 (LV1)
WARNING: This page is about a different car, the 2018 GMC Savana 3500, 2018 GMC Savana 2500, 2018 Chevrolet Express 3500, and 2018 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.
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 | 19368324 | J-35616-4A (PU) | J-38125-11A | 7116-4152-02 | Yazaki 9 | A | 5 |
| Pin | Size | Color | Circuit | Function | Terminal Type ID | Option |
|---|---|---|---|---|---|---|
| 1 - 2 | - | - | - | Not Occupied | - | - |
| 3 | 0.5 | BK/GN | 2919 | Fuel Rail Pressure Sensor Low Reference | I | - |
| 4 - 9 | - | - | - | Not Occupied | - | - |
| 10 | 0.5 | VT/WH | 3110 | Heated Oxygen Sensor High Signal Bank 1 Sensor 1 | I | - |
| 11 | 0.5 | VT | 3210 | Heated Oxygen Sensor High Signal Bank 2 Sensor 1 | I | - |
| 12 | 0.5 | VT/BU | 3120 | Heated Oxygen Sensor High Signal Bank 1 Sensor 2 | I | - |
| 13 | 0.5 | VT/GN | 3220 | Heated Oxygen Sensor High Signal Bank 2 Sensor 2 | I | - |
| 14 | - | - | - | Not Occupied | - | - |
| 15 | 0.5 | BU | 7564 | Humidity Sensor Signal | I | - |
| 16 | 0.5 | BN/WH | 582 | Throttle Actuator Control Close | I | - |
| 17 | - | - | - | Not Occupied | - | - |
| 18 | 0.5 | BN/RD | 2917 | Fuel Rail Pressure Sensor 5V Reference | I | - |
| 19 - 25 | - | - | - | Not Occupied | - | - |
| 26 | 0.5 | WH/BK | 3111 | Heated Oxygen Sensor Low Signal Bank 1 Sensor 1 | I | - |
| 27 | 0.5 | YE/WH | 3211 | Heated Oxygen Sensor Low Signal Bank 2 Sensor 1 | I | - |
| 28 | 0.5 | WH/YE | 3121 | Heated Oxygen Sensor Low Signal Bank 1 Sensor 2 | I | - |
| 29 | 0.5 | YE/BU | 3221 | Heated Oxygen Sensor Low Signal Bank 2 Sensor 2 | I | - |
| 30 - 31 | - | - | - | Not Occupied | - | - |
| 32 | 0.5 | YE | 581 | Throttle Actuator Control Open | I | - |
| 33 | - | - | - | Not Occupied | - | - |
| 34 | 0.5 | BN/RD | 2701 | Throttle Position Sensor 5V Reference | I | - |
| 35 | - | - | - | Not Occupied | - | - |
| 36 | 0.75 | VT/GY | 496 | Knock Sensor Signal 1 | I | - |
| 37 | 0.75 | BU | 1876 | Knock Sensor Signal 2 | I | - |
| 38 - 40 | - | - | - | Not Occupied | - | - |
| 41 | 0.5 | GY/WH | 3113 | Heated Oxygen Sensor Heater Low Control Bank 1 Sensor 1 | I | - |
| 42 | 0.5 | GY | 3122 | Heated Oxygen Sensor Heater Low Control Bank 1 Sensor 2 | I | - |
| 43 | 0.5 | GN | 432 | Manifold Absolute Pressure Sensor Signal | I | - |
| 44 | 0.5 | GY | 2704 | Manifold Absolute Pressure Sensor 5V Reference | I | - |
| 45 - 48 | - | - | - | Not Occupied | - | - |
| 49 | 0.5 | BU | 6289 | Induction Air Temperature Sensor Signal | I | - |
| 50 | - | - | - | Not Occupied | - | - |
| 51 | 0.5 | GN/BU | 428 | EVAP Canister Purge Solenoid Control | I | - |
| 52 | 0.5 | YE | 492 | Mass Air Flow Sensor Signal | I | - |
| 53 | 0.5 | BU/WH | 225 | Generator Turn On Signal | I | - |
| 54 | 0.5 | BK/BN | 2752 | Throttle Position Sensor Low Reference | I | - |
| 55 | 0.5 | GY | 23 | Generator Field Duty Cycle Signal | I | - |
| 56 | 0.75 | GY | 1716 | Knock Sensor Low Reference 1 | I | - |
| 57 | 0.75 | BK/GY | 2303 | Knock Sensor Low Reference 2 | I | - |
| 58 | 0.5 | WH/GY | 1786 | Transmission Park/Neutral Signal 1 | I | - |
| 59 | 0.5 | BU/BK | 179 | Oil Pump Command Signal | I | - |
| 60 | 0.5 | BN/GN | 1174 | Oil Level Switch Signal | I | - |
| 61 | 0.5 | GN | 3212 | Heated Oxygen Sensor Heater Low Control Bank 2 Sensor 1 | I | - |
| 62 | 0.5 | WH/BN | 3223 | Heated Oxygen Sensor Heater Low Control Bank 2 Sensor 2 | I | - |
| 63 | 0.5 | OG/BK | 469 | Manifold Absolute Pressure Sensor Low Reference | I | - |
| 64 | - | - | - | Not Occupied | - | - |
| 65 | 0.5 | BK/YE | 407 | Sensor Low Reference | I | - |
| 66 - 68 | - | - | - | Not Occupied | - | - |
| 69 | 0.5 | WH/YE | 3202 | Throttle Inlet Absolute Pressure Sensor Low Reference | I | - |
| 70 | 0.5 | BU/WH | 3630 | Throttle Position Sensor (SENT1) Signal | I | - |
| 71 - 72 | - | - | - | Not Occupied | - | - |
| 73 | 3 | BK/WH | 1551 | Signal Ground | II | - |
RENDER: 1.0x
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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.