Two problems related to brake disc caliper have been reported for the 2007 Chevrolet Cobalt. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2007 Chevrolet Cobalt based on all problems reported for the 2007 Cobalt.
Caliper leaking.
I had to get my rear brakes completely changed out at around 45000 miles as well as my e-brake assembly. Apparently Cobalt rear brakes are known to wear extremely quickly, please recall everything that was replaced: rotors calipers pads e-brake assembly brake lines.