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 MANUALSCHEVROLET2006SUBURBAN K2500, 6.0 UREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 678 (ENGINE CONTROLS - 4.3L - INTRODUCTION (2 OF 2))COMPONENT LOCATORENGINE CONTROLS CONNECTOR END VIEWSMASS AIR FLOW (MAF)/INTAKE AIR TEMPERATURE (IAT) SENSOR
2006 Chevrolet Suburban K2500, 6.0 U
Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor
2006 Chevrolet Suburban K2500, 6.0 USECTION Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor
WARNING: This page is about a different car, the 2006 GMC Sierra and 2006 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor
Connector Part Information
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| Pin | Wire Color | Circuit No. | Function |
| A | BK | 552 | Low Reference |
| B | TN | 472 | IAT Sensor Signal |
| C | BK/WH | 451 | Ground |
| D | PK | 439 | Ignition 1 Voltage |
| E | YE | 492 | MAF 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.