2005 Chevrolet Cobalt Rough Declining Idle Times Will Stall Stop Accelerate

150,000 MILES
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My 2005 cobalt has a rough and declining idle,at times it will stall at a stop when I accelerate.What might babe the problem?
Jan 17, 2013 at 9:40 AM
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JACOBANDNICKOLAS
  • ✓Experienced Mechanic
  • 110,246 POSTS
Check for vacuum leaks and check the idle air control valve
Jan 17, 2013 at 11:08 AM
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