One problem related to o2 sensor has been reported for the 2005 Chevrolet Cobalt. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2005 Chevrolet Cobalt based on all problems reported for the 2005 Cobalt.
2005 Chevrolet Cobalt. Consumer writes in regards to ignition switch recall notice. The consumer stated the first week of owning the vehicle, it would not start. When she called the dealer, the told her to move the steering wheel up and down and tap on the accelerator pedal. There were times through out the years, where the vehicle would not start. Also, the vehicle would pull to the left, the oil pan was leaking, the ignition switch was replaced, the left turn signal was inoperable, and the oxygen sensor was replaced.