OIL PRESSURE LIGHT FLASHES ON GOING DOWN HIGHWAY, CHANGED OIL TODAY, ANY OTHER on 2006 Chevrolet Malibu

ANY OTHER THOUGHTS, WIRING HARNESS LOOKS GOOD, COULD IT BE A SENDING UNIT, CAR HAS 142000 MILES , IT CAME ON TUESDAY AND STAYED ON TILL SHE TURNED CAR OFF, ONLY TILL SHE COULD GET TO SHOULDER, AND SET FOR AFEW MINUTES, RESTARTED AND IT STAYED OFF, CHECKED OIL AND WAS 1/2 QT LOW, ADDED OIL TILL TODAY , HAVE CHECKED FOR CODES, SHOWS NONE

by in Sapulpa, OK on January 25, 2013
1 answer
ANSWER by on January 25, 2013
poss oil sending unit. do manual oil pressure test if its good repl sending unit