i have a 2005 cobalt. a few days ago the brake pedal started getting hard. i was driving in traffic and could barely stop. it seems to run off and on. also, i have had front struts replaced in addition to other numerous things and on order is a right passenger rim the one now is 1/10" bent. the car was pulling to the right. new tires goodyear were put on for tirecupping and since the new tires were put on the wheel is pulling to the left. can anyone help