Two problems related to sway bar have been reported for the 2009 Hyundai Sonata. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2009 Hyundai Sonata based on all problems reported for the 2009 Sonata.
The contact owns a 2009 Hyundai Sonata. The contact stated that when the vehicle was taken for routine maintenance, the technician discovered that the sub frame, control arm, sway bar in links, and the rear assist arms were severely corroded. The vehicle was not repaired. The manufacturer was notified of the failure. The failure mileage was 43,600.
Complained about suspension to dealer on my 2009 (11500 miles) when purcased (11/01/2010) they said it was ok. Brought the car to another dealer with complaint on suspention and road noise from bumps in road. The test drive revieled a link on the sway bar was replaced. No improvement in noise from bumps. They said this is normal. Still not happy with either of the dealer tests and repairs.