One problem related to air conditioner has been reported for the 2011 Chevrolet Malibu. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2011 Chevrolet Malibu based on all problems reported for the 2011 Malibu.
Musty odor from hvac system on gm cars and trucks prior to 2012. The microbial growth has to be identified to assure public safety. In my vehicle, the odor continues even though the service department performed the remedial work suggested by general motors. The smell first became unbearable about eight weeks ago, when I started using the air conditioning more and more. General motors outlined the problem in a TSB. . . . Updated 07/19/12.