So I bought my crossfire about little less than a year and I've had no issues till about a month ago. I had issues with the "crankshaft position sensor" which I replaced within the second day because the car gave out on me. then I went to autozone to get my codes scanned and they said it was a bad part. So I gave it back and they gave me a new one. but starting yesterday , I got a muffler delete and my cars been giving out again. I've been stuck twice in one day. I thought it was the battery now because the sterio started flashing and sinc eit was