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 MANUALSBUICK2006TERRAZA CXL, 3.5 L, AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 169 (WIRING SYSTEMS)COMPONENT LOCATORELECTRICAL CENTER IDENTIFICATION VIEWSFUSE BLOCK - UNDERHOOD C3
2006 Buick Terraza CXL, 3.5 L, AWD
Fuse Block - Underhood C3
2006 Buick Terraza CXL, 3.5 L, AWDSECTION Fuse Block - Underhood C3
WARNING: This page is about a different car, the 2006 Chevrolet Monte Carlo and 2006 Chevrolet Impala. However, it is still accessible from the selected car via links, so may be relevant.
Electrical Center Identification Views
Connector Part Information
|
Terminal Part Information
|
Fuse Block - Underhood C3
| Pin | Wire Color | Circuit No. | Function |
|---|---|---|---|
| A1 | - | - | Not Used |
| A2 | YE | 712 | Left Headlamp Low Beam Supply Voltage |
| A3 | TN/WH | 312 | Right Headlamp Low Beam Supply Voltage |
| A4 | - | - | Not Used |
| A5 | D-GN/WH | 711 | Left Headlamp High Beam Supply Voltage |
| A6 | L-GN/BK | 311 | Right Headlamp High Beam Supply Voltage |
| B1 | RD/WH | 2940 | Battery Positive Voltage |
| B2 | GY | 589 | DRL Resistor Supply Voltage |
| B3 | - | - | Not Used |
| C1 | D-BU/WH | 1315 | Right Front Turn Signal Lamp Supply Voltage |
| C2-C4 | - | - | Not Used |
| C5 | L-BU/WH | 1314 | Left Front Turn Signal Lamp Supply Voltage |
| C6 | - | - | Not Used |
| D1 | L-BU | 409 | Cooling Fan Motor Supply Voltage |
| D2 | BK | 250 | Ground |
| E1 | GY | 532 | Cooling Fan Motor Supply Voltage |
| E2 | BK | 250 | Ground |
| E3 | - | - | Not Used |
| F1 | - | - | Not Used |
| F2 | WH | 504 | Cooling Fan Low Reference |
| F3 | - | - | Not Used |
| G1 | PU | 34 | Front Fog Lamp Supply Voltage |
| G2 | - | - | Not Used |
| H1 | PU | 5531 | TBD |
| H2 | OG | 228 | Windshield Washer Pump Control |
| H3-H6 | - | - | Not Used |
| J1 | GY | 589 | DRL Resistor Supply Voltage |
| J2 | BN/WH | 309 | Right Park Lamp Supply Voltage |
| J3 | D-GN | 29 | Horn Control |
| K1 | PU | 709 | Left Park Lamp Supply Voltage |
| K3 | PK/BK | 109 | Hood Ajar Switch Signal |
| K4-K6 | - | - | Not Used |
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.