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 MANUALSCHEVROLET2006CHEVY EXPRESS G2500, VAN CARGO EXTENDED, 5.3 T, 4L60E/M30REPAIR AND DIAGNOSIS (SINGLE PAGE)ELECTRICALBODY ELECTRICALOEM CONNECTOR END VIEWSINLINE HARNESS CONNECTOR END VIEWSC221 BRAKE SWITCH HARNESS TO I/P HARNESS CONNECTOR END VIEW
2006 Chevrolet Chevy Express G2500, Van Cargo Extended, 5.3 T, 4L60E/M30
C221 Brake Switch Harness to I/P Harness Connector End View
2006 Chevrolet Chevy Express G2500, Van Cargo Extended, 5.3 T, 4L60E/M30SECTION C221 Brake Switch Harness to I/P Harness Connector End View
C221 Brake Switch Harness to I/P Harness
| Connector Part Information |
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Connector Part Information |
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|---|---|---|---|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function | Pin | Wire Color | Circuit No. | Function |
| A | WH | 17 | Stop Lamp Switch Signal | A | WH | 17 | Stop Lamp Switch Signal |
| B | RD/WH | 1540 | Battery Positive Voltage | B | RD/WH | 1540 | Battery Positive Voltage |
| C | PK | 739 | Ignition 1 Voltage | C | PK | 739 | Ignition 1 Voltage |
| D | PU | 420 | TCC Brake Switch/Cruise Control Release Signal | D | PU | 420 | TCC Brake Switch/Cruise Control Release Signal |
| E | L-GN/BK | 584 | A/T Shift Lock Control Switch Supply Voltage | E | L-GN/BK | 584 | A/T Shift Lock Control Switch Supply Voltage |
| F | D-GN/WH | 1135 | A/T Shift Lock Control Solenoid Supply Voltage | F | D-GN/WH | 1135 | A/T Shift Lock Control Solenoid Supply Voltage |
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.