P0234 Diagnostic Trouble Code Discussion for October 2011
Turbocharger Engine Overboost
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| Help Request | Posted | |
| 2003 Chevrolet Silverado 2500 HD 6.6L engine smoke VIN: 1GCHK23173 P0234: Engine Overboost. ... with a 6.6 duramax that smokes bad at idle in drive and smoke goes away around 1800 rpm. In park it doesn't smoke at all. Put it in drive at idle and it will start smoking badly. When the engine is cold, it doesn't smoke at all in park or in drive. The eng... |
October 24, 2011 |
