1988 Dodge Ramcharger stalls

WHEN I START MY TRUCK IT RUNS FINE I DRIVE 25 MILES TO WORK ABOUT 20 MILES INTO THE DRIVE MY CHECK ENGINE LIGHT COMES ON AND I SMELL FUEL THE TRUCK HESITATES UNTIL I SHUT IT OFF AND PUT IT IN NEUTRAL AND HIT THE BRAKE THE CHECK ENGINE LIGHT GOES OFF START THE TRUCK UP AND RUNS FINE AFTER WORK STARTS UP FINE DRIVE ABOUT A HALF OF A MILE TO THE STOP SIGN AND IT STALLS WHILE AT THE LIGHT STARTS RIGHT UP AND 25 MILES HOME AND GET OFF THE EXIT CHECK ENGINE LIGHT AND FUEL SMELL AGAIN EVERYDAY IT LIKE THIS BUT RUNS NICE AND SMOOTH UNTILL THE CHECK ENGINE LIGHT COMES ON NEW FUEL PUMP FILTER