One problem related to o2 sensor has been reported for the 2001 Chevrolet Impala. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2001 Chevrolet Impala based on all problems reported for the 2001 Impala.
In less than one year the vehicle's catalytic converter converter had to be replaced. The oxygen sensor may have been the caused of the failure. The driver's information center stoppedworking, the passenger side window shattered and the oxygen sensor needs to be checked again.