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 MANUALSCHEVROLET2001SUBURBAN C1500REPAIR AND DIAGNOSIS (SINGLE PAGE)ELECTRICALBODY ELECTRICALWIRING SYSTEMS - INLINE HARNESS CONNECTOR END VIEWSINLINE HARNESS CONNECTOR END VIEWSC151
2001 Chevrolet Suburban C1500
Inline Harness Connector End Views: C151
2001 Chevrolet Suburban C1500SECTION C151
C151
| Connector Part Information |
|
Connector Part Information |
|
||||
|---|---|---|---|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function | Pin | Wire Color | Circuit No. | Function |
| A | BLK | 2150 | Ground | A | BLK | 2150 | Ground |
| B | BLK/WHT | 1695 | Axle Switch Signal | B | BLK/WHT | 1695 | Axle Switch Signal |
| C | LT BLU | 1296 | Axle Actuator - Control | C | LT BLU | 1296 | Axle Actuator - Control |
| D | GRY/BLK | 1694 | 4WD Low Signal | D | GRY/BLK | 1694 | 4WD Low Signal |
| E | TAN | 1569 | Lock Solenoid Control | E | TAN | 1569 | Lock Solenoid Control |
| F | BLK | 1552 | Motor Control A | F | BLK | 1552 | Motor Control A |
| G | RED | 1553 | Motor Control B | G | RED | 1553 | Motor Control B |
| H | YEL | 400 | Signal High - Front | H | YEL | 400 | Signal High - Front |
| J | PPL | 401 | Signal Low - Front | J | PPL | 401 | Signal Low - Front |
| K | LT BLU | 2221 | Signal High - Rear | K | LT BLU | 2221 | Signal High - Rear |
| L | DK GRN | 2222 | Signal Low - Rear | L | DK GRN | 2222 | Signal Low - Rear |
| M | ORN | 1640 | Battery Positive Voltage | M | ORN | 1640 | 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.