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check engine lite

Discussion in 'Chevy Trucks' started by dbduts, Nov 9, 2009.

  1. dbduts

    dbduts Member
    Messages: 59

    I just got 05 3500 chevy dump 6.0 and check engine lite was on I had it put out fixed a poor connection at a connector to o2 senser bank 2.lite came back on in 50 miles o2 senser is new. any common thing I can look for. Could it be a bad cat ? truck runs great plenty of power.code is for senser 2 bank 2