Two problems related to power train have been reported for the 2003 Hyundai Sonata. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2003 Hyundai Sonata based on all problems reported for the 2003 Sonata.
You can not fill gas tank pass half with out the smell filling the car . The back suspension when you go over 40 tales from side to side . The car was on the highway .
The transmition slips and then sometimes it just revs up while doing this. Only had about 2600 miles on it. Dealer can not find the problem. I told him he has to drive it like I do. I have had 35 years in bein a mechanic and I know it's the transmission. This problem should get resolved very soon as I need my car to be dependable.