
P2431 Diagnostic Trouble Code Discussion for March 2024
Secondary Air Injection System Pressure Sensor Performance
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Help Request | Posted | |
2012 Chevrolet Equinox LT 2.4L MIL Lamp on VIN: 2GNFLNEK1C P2431: secondary air injection. This car has been back several times for the same issue. We have replaced the air pump and check valve twice with GM parts. |
March 19, 2024 |