2003 Kia Optima Latches/locks/linkages Problems
NHTSA component category: LATCHES/LOCKS/LINKAGES · data through 07/12/2026
Source: U.S. NHTSA complaint data. Complaints are unverified reports from vehicle owners — a complaint is not a confirmed defect.
How latches/locks/linkages ranks on this vehicle
Share of the 141 complaints citing each category; one complaint can cite several. Full breakdown on the 2003 Kia Optima overview page.
What owners report
“THE DOOR(S) HAVE LOCKED AND WILL NOT UNLOCK WITHOUT MANY ATTEMPTS TO PULL ON THE HANDLE WHILE TURNING THE KEY. WHEN IT FIRST HAPPENED TO…”NHTSA complaint 10609314 — filed 07/09/2014
“FIRST: IN THE AFFECT PARTS SECTION OF THIS COMPLAINT THERE IS NO WHERE TO MARK DEFECTIVE LOCKS. I HAVE 2003 KIA OPTIMA SE FOUR-DOOR. IT…”NHTSA complaint 10583604 — filed 04/18/2014
“THE CONTACT OWNS A 2003 KIA OPTIMA. THE CONTACT STATED THAT THE DRIVERS SIDE DOOR LOCKED AND SHE WAS UNABLE TO UNLOCK IT MANUALLY OR…”NHTSA complaint 10557278 — filed 12/26/2013
Excerpts are shortened and scrubbed of personal details; they are individual, unverified reports.
Latches/locks/linkages complaints by year filed
Frequently asked questions
Does the 2003 Kia Optima have latches/locks/linkages problems?
Latches/locks/linkages is the most-reported problem area on the 2003 Kia Optima: 49 of 141 complaints on file (34.8%). Complaints are unverified owner reports, not confirmed defects.
How many complaints does the 2003 Kia Optima have in total?
141 complaints were on file with NHTSA as of 07/12/2026. Across all categories, 8 involved a crash, 2 involved a fire, 6 reported injuries, and none reported deaths.
What does NHTSA's latches/locks/linkages category include?
NHTSA assigns each complaint to standard component categories; this page reports the LATCHES/LOCKS/LINKAGES category exactly as NHTSA defines and records it.
