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P0234 Diagnostic Trouble Code Discussion for January 2008

Turbocharger Engine Overboost

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Trouble Ticket Help Requests for DTC P0234
Help Request Posted
2001 GMC Sierra 3500 SL 6.6L Cuts out, rpm drop no power VIN: 1GTJK39191
P0234: Engine Overboost. HELLO FELLOW MEMBERS OF iATN . I'm just getting around to my first duramax diagnostics problem.It has mostly been the P/S Ford's since the max has not been around that long,my problem is intermittent so far only pulling a trailer and a slight grade or better i...
January 28, 2008