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.
SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSCHEVROLET2014EXPRESS 2500 BASE, VAN CARGO EXTENDED, 6.0L ENG VIN GREPAIR AND DIAGNOSISQUICK LOOKUPSWIRING DIAGRAMSWIRING SYSTEMS AND POWER MANAGEMENT - COMPONENT CONNECTOR END VIEWS - K17 (EXCEPT JL4) TO K9 (X1)COMPONENT CONNECTOR END VIEWSK73 TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE X1 (UE1)
2014 Chevrolet Express 2500 Base, Van Cargo Extended, 6.0L Eng VIN G
K73 Telematics Communication Interface Control Module X1 (UE1)
2014 Chevrolet Express 2500 Base, Van Cargo Extended, 6.0L Eng VIN GSECTION K73 Telematics Communication Interface Control Module X1 (UE1)
Connector Part Information
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Terminal Part Information
| Terminal Type ID | Terminated Lead | Diagnostic Test Probe | Terminal Removal Tool | Service Terminal | Tray | Core Crimp | Insulation Crimp |
|---|---|---|---|---|---|---|---|
| I | 15445905 | 23 | Pins: 1, 10, 12 - J | J |
K73 Telematics Communication Interface Control Module X1 (UE1)
| Pin | Size | Color | Circuit | Function | Terminal Type ID | Option |
|---|---|---|---|---|---|---|
| 1 | 0.5 | D-GN | 5060 | Low Speed GMLAN Serial Data | I | - |
| 2 | 0.8 | BN/WH | 2517 | Keypad Red LED Signal | I | - |
| 3 | 0.8 | YE/BK | 2516 | Keypad Green LED Signal | I | - |
| 4-5 | - | - | - | Not Occupied | - | - |
| 6 | 0.8 | L-GN/BK | 2515 | Keypad Supply Voltage | I | - |
| 7 | 0.8 | BK/WH | 351 | Ground | I | - |
| 8-9 | - | - | - | Not Occupied | - | - |
| 10 | 0.5 | TN/BK | 2500 | High Speed GMLAN Serial Data Bus (+) | I | - |
| 11 | 0.8 | D-GN/WH | 2514 | Keypad Signal | I | - |
| 12 | 0.5 | TN | 2501 | High Speed GMLAN Serial Data Bus (-) | I | - |
| 13-14 | - | - | - | Not Occupied | - | - |
| 15 | 0.8 | RD/WH | 3240 | Battery Positive Voltage | I | - |
| 16 | - | - | - | Not Occupied | - | - |
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.