One problem related to engine belts and pulleys has been reported for the 2009 Chevrolet Cobalt. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2009 Chevrolet Cobalt based on all problems reported for the 2009 Cobalt.
Overheat back in 2014 took in to dealer in richmond CA. Again car overheating told fine by dealer. Summer had to run heater for car to cool down when driving. Even after I put antifreeze in& fluids fine. Would not pass smog for 2016 tags, has 85,000 miles. P03000 random multiple cylinders misfired detected. Was then told need a new engine for 2009 car! just about paid off! replaced gear shift 2years ago! car died while driving all fluids good and battery good! also when driving car seat belt passenger light would lite up w/no one in the seat! called chevy told my VIN does not match to any of the recalls on chevy vehicles deal with it!.