I have had the ignition relay replaced but the problem continues sporadically.
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2010 Chevrolet Cobalt Question: Every now and then, when I turn the key, there is no response. Why?
ChevyASE July 27, 2013, 04:55Journeyman
Have the Ignition Switch (not relay) replaced, and find a dealer or other shop to program the PCM and BCM with the latest calibrations.
Answer #2bluecob February 07, 2015, 00:33Rookie
Same problem with my 2010 Cobalt. Starter was replaced.