Engine Mechanical problem
2000 Hyundai Sonata 6 cyl Front Wheel Drive Automatic 150000 miles
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DRIVING DOWN THE ROAD MY SONATA WILL BOG DOWN TO 35 MPH. LIKE THERE IS WATER IN THE FUEL OR SOMETHING. I ADDED AN ADDITIVE AND MY CAR HAS A LOT MORE GIT UP AND GO BUT I'M STILL HAVING TROUBLE A COUPLE OF DAYS A WEEK. IT ACTS UP USUALLY AFTER DRIVING 55 OR 70 AND I GET INTO TOWN, THIS IS WHEN I NOTICE IT. THEN IF I TRY TO GO 55 AGAIN IT WON'T OR MAYBE IT WILL.