Quote:
Originally Posted by mbdoc
I drove a 1991 300CE from Atlanta to Jax Florida & averaged about 26 MPG at 75+
So getting 20 is somewhat LOW!
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Again, if it was a O2 sensor problem would it not trigger the engine light?
Could my indie take care of a fuel/air mixture problem or is it a part I would need (such as throttle body or???)?