DTC Descriptors
WARNING: This page is about a different car, the 2008 Buick LaCrosse and 2008 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
- DTC P0412
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Secondary Air Injection (AIR) Solenoid Relay Control Circuit
- DTC P0418
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Secondary Air Injection (AIR) Pump Control Circuit