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, 6.6 2REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 927 (ENGINE CONTROL SYSTEM & FUEL SYSTEM - 4.3L - INTRODUCTION (2 OF 2))COMPONENT LOCATORENGINE CONTROLS CONNECTORSENGINE COOLANT TEMPERATURE (ECT) SENSOR
2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2
Engine Coolant Temperature (ECT) Sensor
2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2SECTION Engine Coolant Temperature (ECT) Sensor
WARNING: This page is about a different car, the 2007 GMC Savana and 2007 Chevrolet Chevy Express. However, it is still accessible from the selected car via links, so may be relevant.
Engine Coolant Temperature (ECT) Sensor Connector & Terminal Parts Information
Connector Part Information
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Terminal Part Information
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Engine Coolant Temperature (ECT) Sensor Terminal Identification
| Pin | Wire Color | Circuit No. | Function |
|---|---|---|---|
| A | TN | 2761 | Low Reference |
| B | YE | 410 | ECT Sensor Signal |
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.