Two problems related to o2 sensor have been reported for the 2000 Chevrolet Malibu. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2000 Chevrolet Malibu based on all problems reported for the 2000 Malibu.
While driving, vehicle was hesitant after stopping, transmission would begin to shift every 4 seconds, dealer stated that a piece of metal from the front pump of the transmission had come off and sent pieces of metal circulating through the entire transmission, consumer was told that since the transmission was sealed that it was not anticipated that the metal pieces would affect the other systems of the vehicle, dealer made repairs and one mile down the road transmission began acting poorly again, consumer took back to dealer who stated that transmission was stuck in second gear, dealer replaced transmission. Oxygen sensor failed. Rotors warped and were causing vibration, dealer replaced pads and rotors. Battery leaked acid into engine compartment. Coolant cap was defective and replaced.
Vehicle shut down multiple times while driving, and occasionally did not start. Consumer has taken vehicle to dealer twice, the O2 sensor has been replaced, and the ignition switch, which was causing the problem, was also replaced.