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.
Fuse Block - Underhood C2
2008 Pontiac Grand Prix BaseSECTION Fuse Block - Underhood C2
WARNING: This page is about a different car, the 2007 Hummer H2. However, it is still accessible from the selected car via links, so may be relevant.
Fuse Block - Underhood C2 Connector Parts Information
Connector Part Information
|
Fuse Block - Underhood C2 Connector Terminal Identification
| Pin | Wire Color | Circuit No. | Function |
|---|---|---|---|
| A1-A2 | - | - | Not Used |
| A3 | D-GN | 59 | A/C Compressor Clutch Supply Voltage |
| A4-A6 | - | - | Not Used |
| A7 | D-GN/WH | 465 | Fuel Pump Relay Control |
| A8 | OG | 440 | Battery Positive Voltage |
| A9 | PK | 1339 | Ignition 1 Voltage |
| PK | 1339 | Ignition 1 Voltage | |
| A10 | L-BU | 1320 | Stop Lamp Supply Voltage |
| A11 | GY | 1524 | Backup Lamp Signal |
| A12 | PK | 439 | Ignition 1 Voltage |
| PK | 439 | Ignition 1 Voltage | |
| B1-B6 | - | - | Not Used |
| B7 | BK | 550 | Ground |
| B8 | OG | 440 | Battery Positive Voltage |
| B9 | PK | 1039 | Ignition 1 Voltage |
| B10 | PK | 439 | Ignition 1 Voltage |
| B11-B12 | - | - | Not Used |
| C1-C2 | - | - | Not Used |
| C3 | D-GN/WH | 459 | A/C Compressor Clutch Relay Control |
| C4-C9 | - | - | Not Used |
| C10 | PK | 1039 | Ignition 1 Voltage |
| PK | 1039 | Ignition 1 Voltage | |
| C11 | - | - | Not Used |
| C12 | PU | 420 | TCC Brake Switch Signal |
| D1-D2 | - | - | Not Used |
| D3 | L-GN | 275 | Park Neutral Position Switch Park Signal |
| D4-D5 | - | - | Not Used |
| D8 | PK | 1539 | Ignition 1 Voltage |
| PK | 1539 | Ignition 1 Voltage | |
| D9 | PK | 1239 | Ignition 1 Voltage |
| PK | 1239 | Ignition 1 Voltage | |
| D10 | PK | 1039 | Ignition 1 Voltage |
| PK | 1039 | Ignition 1 Voltage | |
| D11 | PU | 6 | Starter Solenoid Crank Voltage |
| D12 | YE/BK | 625 | Starter Enable Relay Control |
| E1-E5 | - | - | Not Used |
| E6 | PK | 1239 | Ignition 1 Voltage |
| PK | 1239 | Ignition 1 Voltage | |
| E7 | PK | 539 | Ignition 1 Voltage |
| PK | 539 | Ignition 1 Voltage | |
| E8-E9 | - | - | Not Used |
| E10 | PK | 1239 | Ignition 1 Voltage |
| E11-E12 | - | - | Not Used |
| F1-F2 | - | - | Not Used |
| F3 | PU | 806 | Crank Voltage |
| F4-F7 | - | - | Not Used |
| F8 | PK | 839 | Ignition 1 Voltage |
| F9 | PK | 639 | Ignition 1 Voltage |
| F10 | PK | 1020 | Ignition 0 Voltage |
| PK | 1020 | Ignition 0 Voltage | |
| F11 | D-GN | 1433 | PNP Start Switch Signal |
| F12 | - | - | Not Used |
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.