no crank

Yo, new here so I'd appreciate the help. Got my car back from the mechanic yesterday and drove it home. Needed a tune up so I started the process with freektune right away. Next morning I get in the car and start it with no problems whatsoever. Turn it off and try flashing the ecu to a different...

Just got my speed where I want it and I was driving it going about 30 started to roll into a pull and then my engine just shut off like a blown fuse. Lights stayed on when I try to start it I get a single click from the fuse box but nothing else no crank nothing. All fuses are good battery is...