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  1. 2003 3.0 Automatic O2 Sensor Question

    All, I am getting a code for a bank one O2 sensor. The truck has 235K miles and I have had it since it had about 60K miles. I know for a fact that the O2 sensors have never been replaced so I would like to replace all 3 the 2 up-stream and the one down-stream. I am looking at the Bosch...
  2. New Member from California

    Thanks for the welcome Jim! I live in Pasadena, California and I have a 2003 Ranger 2WD, regular cab with 3.0 and automatic transmission that has the long bed with 235K miles, I keep it maintained and it serves me well. I look forward to getting advise on things and hopefully help others...


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