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 (Q77H - X92)COMPONENT CONNECTOR END VIEWSS30 HEADLAMP SWITCH
2019 Chevrolet Express 2500 Base, Van Cargo Extended, 6.0L Eng VIN G
S30 Headlamp Switch
2019 Chevrolet Express 2500 Base, Van Cargo Extended, 6.0L Eng VIN GSECTION S30 Headlamp Switch
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 | 13579976 | J-35616-64B (LT BU) | J-38125-21 | 15359541 | Delphi 4 | M | M |
| II | 13582245 | J-35616-64B (LT BU) | J-38125-21 | 15359541 | Delphi 4 | M | M |
| Pin | Size | Color | Circuit | Function | Terminal Type ID | Option |
|---|---|---|---|---|---|---|
| 1 | 0.35 | WH | 103 | Headlamp Switch On Signal | II | - |
| 2 | 0.35 | L-BU | 13 | Headlamp Switch Park Lamp Signal | II | - |
| 3 | 0.35 | D-GN | 306 | Headlamp Switch Headlamps Off Signal Control | II | - |
| 4 - 6 | - | - | - | Not Occupied | - | - |
| 7 | 0.35 | BN/WH | 230 | Instrument Panel Lamp Dimming Control | II | - |
| 8 | 0.5 | BK/WH | 351 | Signal Ground | I | - |
| 9 | 0.35 | PU | 328 | Interior Lamp Defeat Switch Signal | II | - |
| 10 - 11 | - | - | - | Not Occupied | - | - |
| 12 | 0.35 | D-BU/WH | 149 | Courtesy Lamp Control | II | - |
| 13 | 0.35 | D-GN | 44 | Instrument Panel Lamp Dimmer Switch Signal | II | - |
| 14 | - | - | - | Not Occupied | - | - |
| 15 | 0.35 | OG/WH | 812 | 12V Reference | II | - |
| 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.