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 MANUALSCHEVROLET2004AVEO BASE, 4D HATCHBACKREPAIR AND DIAGNOSISQUICK LOOKUPSWIRING DIAGRAMSOEM CONNECTOR END VIEWSENGINE CONTROLS CONNECTOR END VIEWSIDLE AIR CONTROL (IAC) VALVE CONNECTOR END VIEW
2004 Chevrolet Aveo Base, 4D Hatchback
Idle Air Control (IAC) Valve Connector End View
2004 Chevrolet Aveo Base, 4D HatchbackSECTION Idle Air Control (IAC) Valve Connector End View
Idle Air Control (IAC) Valve
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | D-GN | 415 | Idle Air Control (IAC) B Low Control |
| B | L-GN | 417 | Idle Air Control (IAC) B High Control |
| C | WH/D-BU | 533 | Idle Air Control (IAC) A Low Control |
| D | L-GN | 534 | Idle Air Control (IAC) A High Control |
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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.