Check engine soon light is on
1 Answer
ericambarnette1 answered 9 years ago
2002 Mitsubishi Montero Sport, mine has been on for 3 years, but on mine it's the O2 Sensor Bank 2, but the'yre bad for this vehicle in going out. My mechanic told me the only thing it hurts is your gas mileage so i quit replacing them after the 4th one went out.
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