My previous question about air shocks was answered saying the previous owner replaced the air shocks with coil springs, would this have anything to do with power steering problem? (yourmechanic.com)
On March 2, 2010, GM announced a recall of 1.3 million compact cars in North America, including the Chevrolet Cobalt, because of power steering problems. (en.m.wikipedia.org)
The Escape electrical power steering problems were a major concern, but Ford issued the recall in May 2014 to address the issue. (samarins.com)