March my car was driving sluggish I had it towed t...

March my car was driving sluggish I had it towed to pep boy's they checked my warranty with them and said it expired I said ok they changed me 100.00 for a diagnosis pep boys said I had to take it to the original place were I was getting the work done so I did they quoted me 1600.00 I said ok it was ready in two days I picked the car up and drove it for two days on the second day I was going to Dallas to drop my daughter off on the way back the car overheated I was stranded for hours I finally got a tow which cost me 200.00 and I still had to find a way back 4 days later they said my motor was gone you diagnosis my care i paid you and now you soay there is nothing you can do please do not use pep boys they screw up and they don't stand by their work