MY TRUCK WILL NOT START, IT WON'T EVEN TURN ON.IT CONTINUOUSLY SAYS CHECK THE FUEL CAP AND THE CHECK ENGINE LIGHT WILL TURN ON BUT ABSOLUTELY NOTHING IS WRONG WITH IT (BEFORE IT STARTED TO ACT UP). EVEN THOUGH IT SEEMS LIKE THE BATTERIES DEAD AND WE KNOW IT WON'T TURN ON IT'S STILL MAKING A LOUD LIKE CLICKING OR KNOCKING NOISE. IT WILL STOP FOR A MINUTE AND THEN START AGAIN. I'VE NEVER HEARD A CAR DO THAT BEFORE SO I DON'T THINK THAT'S NORMAL. MY CLICKER KEY WON'T EVEN WORK TO LOCK OR UNLOCK OR EVEN SET THE PANIC OFF.