9.9

really awful
Crashes / Fires:
0 / 0
Injuries / Deaths:
0 / 0
Average Mileage:
200 miles

About These NHTSA Complaints:

The NHTSA is the US gov't agency tasked with vehicle safety. Complaints can be spread across multiple & redundant categories, & are not organized by problem. See the Back button — blue bar at the very top of the page — to explore more.

Get notified about new defects, investigations, recalls & lawsuits for the 2003 Hyundai Sonata:

Unsubscribe any time. We don't sell/share your email.

problem #1

Apr 092003

Sonata 6-cyl

  • Automatic transmission
  • 200 miles
At a stop light when consumer put his foot on the brake, the brake pedal went to the floor. This occurred at least four times. The first time when this happened vehicle had less than 200 miles on it. Dealer informed the consumer that there was lost of vacuum to the power booster. The cause was a blockage in the vacuum hose. The manufacturer was informed of the problem.

- Philadelphia, PA, USA