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 MANUALSCHEVROLET2019TAHOE LS, 4WD, GAS/ETHANOLREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 16 (COMPONENT CONNECTOR END VIEWS (Q37LR - S79P))COMPONENT CONNECTOR END VIEWSS72 SUNROOF SWITCH
2019 Chevrolet Tahoe LS, 4WD, Gas/Ethanol
S72 Sunroof Switch
2019 Chevrolet Tahoe LS, 4WD, Gas/EthanolSECTION S72 Sunroof Switch
WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2018 GMC Yukon XL, 2018 GMC Yukon, 2018 Chevrolet Tahoe, 2018 Chevrolet Suburban 3500 HD, and 2018 Chevrolet Suburban. However, it is still accessible from the selected car via links, so may be relevant.
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 | Not Required | J-35616-64B (LT BU) | No Tool Required | Not Required | Not Required | Not Required | Not Required |
| Pin | Size | Color | Circuit | Function | Terminal Type ID | Option |
|---|---|---|---|---|---|---|
| 1 | 0.35 | BN/BU | 2074 | Sunroof Switch Express Signal | I | - |
| 2 | 0.35 | YE/VT | 144 | Sunroof Switch Open Vent Signal | I | - |
| 3 | 0.35 | YE | 6817 | LED Backlight Dimming Control | I | - |
| 4 | 0.35 | BU/WH | 110 | Sunroof Switch Close Signal | I | - |
| 5 | - | - | - | Not Occupied | - | - |
| 6 | 0.35 | GN/WH | 100 | Sunroof Switch Open Signal | I | - |
| 7 | 0.35 | BK | 1050 | Ground | I | - |
| 8 | 0.35 | GY/VT | 2075 | Sunroof Switch Close Vent Signal | I | - |
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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.