P0430 Diagnostic Trouble Code Discussion for February 2016
Catalyst System Low Efficiency (Bank 2)
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| Help Request | Posted | |
| 2009 GMC Acadia SLE 3.6L MIL Lamp on VIN: 1GKER13D89 P0430: catalyst efficiencybank 2. ... spark from the engines harmonic balancer while engine is running all the time except when the it is raining or damp out. The spark appears to be starting at the inner ring of the harmonic balancer and jumping the rubber molded ring and reaching the outer r... |
February 25, 2016 |
