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 MANUALSBUICK2006TERRAZA CXL, 3.5 L, AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 182 (ENGINE CONTROL SYSTEM - 5.3L - INTRODUCTION (2 OF 2))COMPONENT LOCATORENGINE CONTROLS CONNECTORSMASS AIR FLOW (MAF)/INTAKE AIR TEMPERATURE (IAT) SENSOR
2006 Buick Terraza CXL, 3.5 L, AWD
Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor
2006 Buick Terraza CXL, 3.5 L, AWDSECTION Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor
WARNING: This page is about a different car, the 2006 Chevrolet Monte Carlo and 2006 Chevrolet Impala. However, it is still accessible from the selected car via links, so may be relevant.
Engine Controls Connector End Views
Connector Part Information
|
Terminal Part Information
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Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor
| Pin | Wire Color | Circuit No. | Function |
|---|---|---|---|
| A | YE | 492 | MAF Sensor Signal |
| B | PK/BK | 5294 | Ignition 1 Voltage |
| C | BK/WH | 451 | Ground |
| D | TN | 472 | IAT Sensor Signal |
| E | TN | 2760 | Low Reference |
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.