P0430 Diagnostic Trouble Code Discussion for August 2016
Catalyst System Low Efficiency (Bank 2)
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| Help Request | Posted | |
| 2002 Chevrolet Avalanche 1500 5.3L Misfire, MIL Lamp on VIN: 3GNEC13T92 P0430: Catalyst System Low Efficiency (Bank 2). Hi all, This vehicle came in with the check eng light flashing. Owner says it's running fine. Checked and had the above codes and misses on # 4, 6 & 8 Cylinders but not all the time. Cleaned the MAF and Throttle plates. Installed new spark plugs. Still had... |
August 02, 2016 |
