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 MANUALSBUICK2013REGAL TURBO PREMIUM, STANDARD TRANSREPAIR AND DIAGNOSISELECTRICALWIRING DIAGRAMSWIRING SYSTEMS AND POWER MANAGEMENT - COMPONENT CONNECTOR END VIEWS - M73A TO S39COMPONENT CONNECTOR END VIEWSM74P WINDOW MOTOR - PASSENGER
2013 Buick Regal Turbo Premium, Standard Trans
M74P Window Motor - Passenger
2013 Buick Regal Turbo Premium, Standard TransSECTION M74P Window Motor - Passenger
Connector Part Information
|
Terminal Part Information
| Terminal Type ID | Terminated Lead | Diagnostic Test Probe | Terminal Removal Tool | Service Terminal | Tray | Core Crimp | Insulation Crimp |
|---|---|---|---|---|---|---|---|
| I | Pending | J-35616-35 (VT) | J-38125-36 | 4-964273-1 | 15 | C | 5 |
| II | Pending | J-35616-64B (L-BU) | J-38125-215A | SAIT-A03T-M064 | 14 | P | P |
M74P Window Motor - Passenger
| Pin | Size | Color | Circuit | Function | Terminal Type ID | Option |
|---|---|---|---|---|---|---|
| 1 | 2.5 | BK | 2050 | Ground | I | - |
| 2 | 2.5 | RD/GN | 1540 | Battery Positive Voltage | I | - |
| 3 | 0.5 | YE/BK | 3384 | Power Window Switch Co-Driver Up Signal | II | - |
| 4 | 0.5 | GN/YE | 6134 | Linear Interconnect Network Bus 3 | II | - |
| 5 | 0.5 | VT/GY | 3386 | Power Window Switch Co-Driver Express Signal | II | - |
| 6 | 0.5 | GY | 746 | Right Front Door Ajar Switch Signal | II | - |
| 7 | 0.5 | BN/YE | 3385 | Power Window Switch Co-Driver Down Signal | II | - |
RENDER: 1.0x
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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.