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 MANUALSCHEVROLET2019EXPRESS 2500 BASE, VAN CARGO EXTENDED, 6.0L ENG VIN GREPAIR AND DIAGNOSISELECTRICALWIRING DIAGRAMSCOMPONENT CONNECTOR END VIEWS (B154-K9 (X7))COMPONENT CONNECTOR END VIEWSK9 BODY CONTROL MODULE X3
2019 Chevrolet Express 2500 Base, Van Cargo Extended, 6.0L Eng VIN G
K9 Body Control Module X3
2019 Chevrolet Express 2500 Base, Van Cargo Extended, 6.0L Eng VIN GSECTION K9 Body Control Module X3
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 | 13575870 | J-35616-64B (LT BU) | J-38125-12A | SNAC3-A021T-M0.64 | Delphi 20 | J | J |
| II | 13578820 | J-35616-64B (LT BU) | J-38125-12A | SNAC3-A021T-M0.64 | Delphi 20 | J | J |
| III | 13587507 | J-35616-35 (VT) | J-38125-12A | SNAC-A061T-M2.8 | Delphi 20 | E | A |
| Pin | Size | Color | Circuit | Function | Terminal Type ID | Option |
|---|---|---|---|---|---|---|
| 1 | 0.8 | BK/WH | 351 | Signal Ground | III | - |
| 2 | 0.8 | RD/WH | 2140 | Battery Positive Voltage | III | - |
| 3 | 0.5 | RD/WH | 3840 | Battery Positive Voltage | III | - |
| 4 | - | - | - | Not Occupied | - | - |
| 5 | 0.8 | BK/WH | 351 | Signal Ground | III | - |
| 6 - 7 | - | - | - | Not Occupied | - | - |
| 8 | 0.5 | BU | 2500 | High Speed GMLAN Serial Data (+) 1 | II | - |
| 9 | 0.5 | WH | 2501 | High Speed GMLAN Serial Data (-) 1 | II | - |
| 10 | 0.35 | D-GN/ | 5060 | Low Speed GMLAN Serial Data | I | - |
| 11 | 0.35 | D-GN/ | 44 | Instrument Panel Lamp Dimmer Switch Signal | I | - |
| 12 | 0.35 | OG/WH | 812 | 12V Reference | I | - |
| 13 | 0.5 | TN | 5380 | Brake Position Sensor Signal | II | - |
| 14 | 0.5 | BN/WH | 5382 | Brake Position Sensor Low Reference | II | - |
| 15 | 0.5 | GY | 5381 | Brake Position Sensor 5V Reference | II | - |
| 16 | 0.5 | BU | 2500 | High Speed GMLAN Serial Data (+) 1 | II | - |
| 17 | 0.5 | WH | 2501 | High Speed GMLAN Serial Data (-) 1 | II | - |
| 18 | 0.5 | YE | 6817 | LED Backlight Dimming Control | II | - |
| 19 | 0.5 | WH/D-BU | 5986 | Serial Data Communication Enable | II | - |
| 20 - 21 | - | - | - | Not Occupied | - | - |
| 22 | 0.35 | D-GN/WH | 7158 | Cruise Control Indicator Dimming Signal | I | - |
| 23 - 24 | - | - | - | Not Occupied | - | - |
| 25 | 0.35 | WH | 6816 | Indicator Dimming Control | 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.