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View Full Version : 97, E39, M62, Auto- Check Eng light and runs rough!!!??!!


Captkelsey
05-10-2005, 10:03
What is causing my Check Engine Light to come on and my engine to run ragged when I accelerate aggressively? I have already changed out my O2 sensors. Do I now need to suck it up and buy two new Cat converters too? :confused: