Ok, I took my car in for a tune-up at wal-mart, and about a week later got gas at wal-mart b/c it was cheaper. After I got gas, my car started jerking while driving, I thought it was just bad gas, but 3 weeks later it is still doing it and also now is dying when I come to stops or when I first start the car. My engine light also stays on, but occasionally goes off & then comes back on when it jerks again. We did have a fuel injection cleaner done at wal-mart as well w/ the tune-up, so it can't be that, like someone had told me. Any ideas?? How do I figure it out? I am car-illiterate!! THANKS :)
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