Eva Barna, 60, of Hudsonville, the only occupant of the vehicle, was taken by ambulance to Spectrum Butterworth Hospital in Grand Rapids following the crash.
She suffered minor injuries and was wearing a seatbelt, said Sgt. Jon Woffis f the Ottawa County Sheriff's Department.
Crockery Township Fire Chief Gary Dreyer said the woman lost control of her Subaru Legacy Outback and went off the highway into the median. The car went down into a ditch and flipped over.
Wolffis said the woman lost control of the car due to a reported mechanical problem.
The vehicle rolled several times, he said.