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 MANUALSBUICK2006ALLURE CXSREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 1 (ENGINE CONTROL SYSTEM - 3.8L - INTRODUCTION (2 OF 2))COMPONENT LOCATORENGINE CONTROLS CONNECTOR END VIEWSSECONDARY AIR INJECTION (AIR) SOLENOID RELAY (NU3) CONNECTOR END VIEW
2006 Buick Allure CXS
Secondary Air Injection (AIR) Solenoid Relay (NU3) Connector End View
2006 Buick Allure CXSSECTION Secondary Air Injection (AIR) Solenoid Relay (NU3) Connector End View
WARNING: This page is about a different variant/trim than selected.
Secondary Air Injection (AIR) Solenoid Relay (NU3)
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| 30 | PK | 339 | Ignition 1 Voltage |
| 85 | PK | 339 | Ignition 1 Voltage |
| 86 | PK/BK | 429 | Air Injection Reaction Solenoid Relay Coil Control |
| 87 | PU | 421 | Air Injection Reaction Solenoid Control |
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.