WHEN I TRY TO START MY 2006 NISSAN SENTRA SER IT REPEATLY TURNS OVER EVEN WHEN THERE IS A FULL TANK OF GAS. I HAVE STOP AND START IT OVER AND OVER TO GET TO TO KEY UP. AT FIRST IT WAS HERE AND THERE NOW IT IS EVERYDAY EVERYTIME I TRY TO TURN ON THE CAR. I CALLED ABOUT THE ISSUE AND WAS TOLD I MAY NEED A TUNE UP, MY CAR JUST HIT 50,000 MILES. I HAVE READ OVER THE MANUFACTUR BOOK GIVEN AT PURCHASE TO SEE IF THEY IS ANY INFORMATION AVAILABLE ABOUT THIS. I DO HAVE AN EXTENDED WARRANTY ON MY CAR, BUT RIGHT NOW I JUST TRYING TO FIGURE OUT WHAT IS GOING ON. I FOUND THIS WEBSITE AND SAW OTHERS ARE HAVING THE SAME ISSUES. *TR