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 MANUALSCHEVROLET2025TAHOE COMMERCIAL, RWDREPAIR AND DIAGNOSIS (SINGLE PAGE)QUICK LOOKUPSWIRING DIAGRAMSCOMPONENT CONNECTOR END VIEWS (T4P, X1(UKL)-X92IP)COMPONENT CONNECTOR END VIEWSX84 DATA LINK CONNECTOR
2025 Chevrolet Tahoe Commercial, RWD
X84 Data Link Connector
2025 Chevrolet Tahoe Commercial, RWDSECTION X84 Data Link Connector
Connector Part Information
|
Terminal Part Information
| Terminal Type ID | Terminated Lead | Diagnostic Test Probe | Terminal Removal Tool |
|---|---|---|---|
| I | 13580059 | J-35616-14 (GN) | J-38125-12A |
| II | Service by Cable | J-35616-14 (GN) | EL-38125-560A |
| Pin | Size | Color | Circuit | Function | Terminal Type ID | Option |
|---|---|---|---|---|---|---|
| 1 | 0.35 | BU / BN | 4983 | AUTOSAR CAN Bus [+] 7 Serial Data | I | - |
| 2 | 0.35 | GN | 2578 | Private Serial Data Presentation CAN Bus [+] 1 Serial Data | I | - |
| 3 | 0.35 | YE / WH | 4973 | Ethernet Bus 1R [+] | II | - |
| 4 | 1 | BK | 1850 | Ground | I | - |
| 5 | 0.75 | BK / WH | 1851 | Signal Ground | I | - |
| 6 | 0.35 | YE | 4981 | AUTOSAR CAN Bus [+] 6 Serial Data | I | - |
| 7 | 0.35 | VT | 2580 | Private Serial Data Presentation CAN Bus [+] 2 Serial Data | I | - |
| 8 | 0.35 | WH | 7207 | Ethernet Bus 1 Enable Signal | I | - |
| 9 | 0.35 | WH | 4982 | AUTOSAR CAN Bus [-] 7 Serial Data | I | - |
| 10 | 0.35 | BN | 2577 | Private Serial Data Presentation CAN Bus [-] 1 Serial Data | I | - |
| 11 | 0.35 | YE | 4972 | Ethernet Bus 1R [-] | II | - |
| 12 | 0.35 | GN / WH | 4975 | Ethernet Bus 1T [+] | II | - |
| 13 | 0.35 | GN | 4974 | Ethernet Bus 1T [-] | II | - |
| 14 | 0.35 | WH | 4980 | AUTOSAR CAN Bus [-] 6 Serial Data | I | - |
| 15 | 0.35 | GY | 2579 | Private Serial Data Presentation CAN Bus [-] 2 Serial Data | I | - |
| 16 | 0.5 | RD / YE | 6540 | Battery Positive Voltage | 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.