2002 VOLVO S80 Unknown Or Other Problems

WHEN THE VEHICLE WARMS UP FROM START IT WILL NOT MOVE FORWARD OR REVERSE IT STARTED AT LIKE 30 MILES AND I PARKED THE CAR TILL I COULD GET IT FIXED NOW WHEN THE CAR JUST WARMS UP (NOT GETS HOT) IT WILL NOT ENGAGE TRANS I HAVE ON MORE SENSER TO CHECK BUT THE CAR WILL MOVE WHEN YOU FIRST START IT BOTH FORWARD AND BACK BUT WHEN IT WARMS UP IT STOPS

MY VOLVO S80 SPONTANEOUSLY COMBUSTED IN MY DRIVEWAY, WHEN I WAS AWAY FROM HOME. THE CAR HAD NOT BEEN DRIVEN FOR APPROXIMATELY TWO HOURS, WHEN IT CAUGHT FIRE (UNDER THE HOOD) AND BURNED.

ABOUT TWO WEEKS AGO, I ATTEMPTED TO INSTALL A CHILD SAFETY SEAT IN MY 2002 VOLVO S-80. IN ORDER TO DO THE JOB PROPERLY, I LOOKED IN MY OWNERS MANUAL FOR THE LOCATION OF THE LOWER ANCHORAGE SYSTEM. ON PAGE 12 WAS THE ILLUSTRATION AND LOCATION OF THE ANCHORS, BUT I WAS UNABLE TO FIND THEM IN THE CAR. THE NEXT MONDAY I CALLED THE DEALERSHIP WHERE I HAD PURCHASED THE CAR AND WAS INFORMED THAT SOMETIMES VOLVO DIDN'T INSTALL THIS PART. I WAS TOLD TO LOOK IN THE WHEEL-WELL IN THE TRUNK. THE PART WAS NOT THERE. SO, I WAS TOLD TO STOP BY THE DEALARSHIP AND THEY WOULD TAKE CARE OF IT. SEVERAL DAYS LATER, I WENT TO THE DEALERSHIP, AND THE MECHANIC COULDN'T FIND THE ANCHOR EITHER. SOME DISCUSION TRANSPIRED, AFTER WHICH I WAS TOLD THAT MY OWNERS MANUAL WAS IN ERROR, AND THAT MY CAR DID...