P0411 Diagnostic Trouble Code Discussion for August 2015
Secondary AIR System Incorrect Airflow Detected
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| Help Request | Posted | |
| 2007 Chevrolet Trailblazer LT 4.2L MIL Lamp on VIN: 1GNDT13S77 P0411: Secondary AIR System Incorrect Airflow Detected. This truck is the problem vehicle this summer. PO411 will set after 4 days of driving. During witch,I cannot get it through emissions test. The drive cycle won't complete. It shows a pending after 2 days. Please note the miles of 324,000. I have replaced every... |
August 03, 2015 |
