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 MANUALSCHEVROLET1998SUBURBAN K2500, 7.4 J, PART TIMEREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 804 (WIRING SYSTEMS - SPECIFICATIONS, COMPONENT VIEWS AND CONNECTOR END VIEWS)COMPONENT LOCATORELECTRICAL CENTER IDENTIFICATION VIEWSFUSE BLOCK - I/P BOTTOM VIEWI/P C1
1998 Chevrolet Suburban K2500, 7.4 J, Part Time
I/P C1
1998 Chevrolet Suburban K2500, 7.4 J, Part TimeSECTION I/P C1
WARNING: This page is about a different car, the 2004 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
Fuse Block - I/P C1
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A1 | ORN | 640 | Battery Positive Voltage |
| ORN | 640 | Battery Positive Voltage | |
| A2-A4 | - | - | Not Used |
| A5 | YEL | 1139 | Ignition 1 Voltage |
| YEL | 1139 | Ignition 1 Voltage | |
| A6-A8 | - | - | Not Used |
| A9 | ORN | 2740 | Battery Positive Voltage |
| A10-A12 | - | - | Not Used |
| B1 | ORN | 640 | Battery Positive Voltage |
| B2 | ORN | 140 | Battery Positive Voltage |
| ORN | 140 | Battery Positive Voltage | |
| B3 | YEL | 443 | Accessory Voltage |
| B4-B6 | - | - | Not Used |
| B7 | ORN | 2540 | Battery Positive Voltage |
| ORN | 2540 | Battery Positive Voltage | |
| B8 | LT BLU | 14 | Left Turn Signal Lamps Supply Voltage |
| LT BLU | 14 | Left Turn Signal Lamps Supply Voltage | |
| B9 | - | - | Not Used |
| B10 | LT BLU | 14 | Left Turn Signal Lamps Supply Voltage |
| LT BLU | 14 | Left Turn Signal Lamps Supply Voltage | |
| B11 | ORN | 2240 | Battery Positive Voltage |
| B12 | ORN | 2640 | Battery Positive Voltage |
| C1 | ORN | 640 | Battery Positive Voltage |
| C2-C3 | - | - | Not Used |
| C4 | PNK | 1039 | Ignition 1 Voltage |
| C5 | - | - | Not Used |
| C8 | ORN/BLK | 1976 | Left Front Turn Signal Relay Control |
| C9 | LT BLU/WHT | 1314 | Left Front Turn Signal Lamp Supply Voltage |
| C10 | - | - | Not Used |
| C11 | ORN | 2340 | Battery Positive Voltage |
| C12 | ORN | 2140 | Battery Positive Voltage |
| D1-D2 | - | - | Not Used |
| D3 | YEL | 143 | Accessory Voltage |
| D4 | - | - | Not Used |
| D5 | PNK | 3 | Ignition Switch Voltage-Hot in On and Start |
| D8-D12 | - | - | Not Used |
| E1 | - | - | Not Used |
| E2 | DK BLU | 1393 | Courtesy Lamp Relay Control |
| E3-E4 | - | - | Not Used |
| E5 | PNK | 3 | Ignition Switch Voltage-Hot in On and Start |
| E6 | PNK | 1239 | Ignition 1 Voltage |
| E7-E8 | - | - | Not Used |
| E9 | GRY | 2169 | Convertible Top Relay Cover Release Control |
| E10-E11 | - | - | Not Used |
| E12 | ORN | 2840 | Battery Positive Voltage |
| F1 | RED/BLK | 744 | Trunk Ajar Switch Signal |
| F2 | - | - | Not Used |
| F3 | BRN | 4 | Accessory Voltage |
| F4 | - | - | Not Used |
| F5 | PNK | 1739 | Ignition 1 Voltage |
| F6 | - | - | Not Used |
| F7 | ORN | 300 | Ignition 3 Voltage |
| F8 | ORN | 1640 | Battery Positive Voltage |
| ORN | 1640 | Battery Positive Voltage | |
| F9 | ORN | 540 | Battery Positive Voltage |
| F10 | PNK | 79 | Fuel Door Release Solenoid Supply Voltage |
| F11 | - | - | Not Used |
| F12 | ORN | 2840 | Battery Positive Voltage |
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.