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.
K111 Fuel Pump Driver Control Module
2018 Buick Regal BaseSECTION K111 Fuel Pump Driver Control Module
Connector Part Information
|
Terminal Part Information
| Terminal Type ID | Terminated Lead | Diagnostic Test Probe | Terminal Removal Tool | Service Terminal | Tray Name | Core Crimp | Insulation Crimp |
|---|---|---|---|---|---|---|---|
| I | Not Required | No Tool Required | No Tool Required | Not Required | Not Required | Not Required | Not Required |
| Pin | Size | Color | Circuit | Function | Terminal Type ID | Option |
|---|---|---|---|---|---|---|
| 1 | - | - | - | Not Occupied | - | - |
| 2 | 0.5 | VT | 3889 | DEF Power Module Relay Control | I | - |
| 3 - 6 | - | - | - | Not Occupied | - | - |
| 7 | 2.0 | RD/VT | 2640 | Battery Positive Voltage | I | - |
| 8 | 2.5 | GY | 120 | Fuel Pump Control | I | - |
| 9 | - | - | - | Not Occupied | - | - |
| 10 | 0.5 | YE/RD | 2709 | Fuel Tank Pressure Sensor 5V Reference | I | - |
| 11 | 0.5 | BU/WH | 890 | Fuel Tank Pressure Sensor Signal | I | - |
| 12 | - | - | - | Not Occupied | - | - |
| 13 | 0.5 | BU/VT | 1589 | Primary Fuel Level Sensor Signal | I | - |
| 14 | 0.5 | BU/WH | 1937 | Secondary Fuel Level Sensor Signal | I | - |
| 15 | 0.5 | WH | 4499 | High Speed GMLAN Serial Data (-) 7 | I | - |
| 16 | 0.5 | VT/YE | 5985 | Accessory Wakeup Serial Data | I | - |
| 17 | 0.5 | VT/GY | 139 | Run/Crank Ignition 1 Voltage | I | - |
| 18 | 0.5 | GN/GY | 465 | Fuel Pump Primary Relay Control | I | - |
| 19 - 20 | - | - | - | Not Occupied | - | - |
| 21 | 0.5 | WH | 1310 | EVAP Canister Vent Solenoid Control | I | - |
| 22 | 2.0 | BK | 2650 | Ground | I | - |
| 23 | 1.0 | BARE | 7444 | Fuel System Control Module Shield Ground | I | - |
| 24 | 2.5 | BK/GN | 1580 | Fuel Pump Low Reference | I | - |
| 25 | 0.5 | BK/BN | 6284 | Fuel Tank Vapor Pressure Sensor Low Reference | I | - |
| 26 - 27 | - | - | - | Not Occupied | - | - |
| 28 | 0.5 | BK/GN | 6281 | Fuel Level Sensor Low Reference | I | - |
| 29 | 0.5 | BK/BU | 6282 | Fuel Level Sensor 2 Low Reference | I | - |
| 30 | 0.5 | BU/BN | 4498 | High Speed GMLAN Serial Data (+) 7 | I | - |
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.