10.0

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

About These NHTSA Complaints:

This data is from the NHTSA — the US gov't agency tasked with vehicle safety. Complaints are spread across multiple & redundant categories, & are not organized by problem.

So how do you find out what problems are occurring? For this NHTSA complaint data, the only way is to read through the comments below. Any duplicates or errors? It's not us.

2003 Kia Optima fuel system problems

fuel system problem

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2003 Kia Optima Owner Comments

problem #1

Jun 192006

Optima 6-cyl

  • Automatic transmission
  • miles

A D V E R T I S E M E N T S

: the contact stated that while driving at 45 mph, the vehicle accelerated without warning. The vehicle was taken to a service dealer, where the dealer theorized that the cause of the problem was a faulty fuel injection system. There have been no repairs made.

- Markham, IL, USA

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