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P0410 Diagnostic Trouble Code Discussion for August 2005

Secondary Air System Performance

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Trouble Ticket Help Requests for DTC P0410
Help Request Posted
2000 GMC Sonoma SL 4.3L MIL Lamp on VIN: 1GTCS19W2Y
P0410: Secondary AIR System Performance. Hi. 2000 Somoma P/U 4.3 failed NYS Insp due to 410 code. 108K miles, runs alittle rough (could use T/U) but don`t believe that is source of problem. Both front ox sensors (original) seem to work/respond well and toggle low to hi, rear ox sensor moves but stays...
August 08, 2005