Q: Had ignition coil & tuneup due to car wanting to die. Still does it with Ac on..what could it b now??

asked by on July 25, 2017

I have a 2004 Ford Focus, automatic. While idling it wanted to die on me. Took it to shop, they replaced ignition coil, and did tune up. Now, few weeks later, its doing it again, but with Ac on. What could b the problem this time!? Help!!!

My car has 120000 miles.
My car has an automatic transmission.

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