06 cobalt ss/sc need help!!
 

I have a 2006 cobalt SS/SC Was driving home the other day battery light came on after driving for awhile about 5 mins later ABS light cAme on then brake. A few mins after that it said service airbags n power steering. Turned my wheel lost power steering. Then all gauges dropped to 0 like car was off but could still drive. gave it more gas n car bogged downgave less gas n still drove. took battery to pep boys to get checked they said batter was fine. Just replaced alternator in 11/2012.