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o2 sensor 3400

  1. 2002 Chevy Impala P0135 Confusion!

    The Fireplace
    Flushed the radiator/cooling system on my grandma's 2002 Chevy Impala. It has the 3400 V6 and 52,000 miles. Well I flushed it using the prestone flush kit for your water hose that forces clean water through it to push everything else out. The thing is, flushing cold water through it out of the...