Multifunction Air Intake Sensor
WARNING: This page is about a different car, the 2014 GMC Sierra 3500 HD, 2014 GMC Sierra 2500 HD, 2014 Chevrolet Silverado 3500 HD, and 2014 Chevrolet Silverado 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
Connector Part Information
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Terminal Part Information
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Multifunction Air Intake Sensor
| Pin | Wire | Circuit | Function |
|---|---|---|---|
| 1 | - | - | Not Used |
| 2 | - | - | Not Used |
| 3 | - | - | Not Used |
| 4 | - | - | Not Used |
| 5 | 0.75 PK | 1839 | Powertrain Main Relay Fused Supply (3) |
| 6 | - | - | Not Used |
| 7 | 0.5 BK/WH | 451 | Ground |
| 8 | 0.5 L-BU | 7564 | Humidity Sensor Signal |