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NHTSA Investigation DP21003 — Official Record

NHTSA Investigation DP21003 is an official NHTSA record with 34 normalized vehicle applications. Review its status, scope, source and decision path.

Official identifiers and sources shown at claim level Data refreshed 8/29/2026

answer

What this official record is

NHTSA opened investigation DP21003 on 2021-11-12. The official flat file lists 34 mapped model-year applications and 1 component labels.. This page preserves the official identifier as the record identity; it is not a make/model keyword permutation.

Status
closed
Record Kind
nhtsa investigation
Official Identifier
DP21003

SOURCES

summary

Status and publication dates

The official source lists publication date 2021-11-12, update date 2023-06-20, and status closed.

Status
closed
Updated On
2023-06-20
Published On
2021-11-12

applicability

Vehicles and configurations listed by the official source

The normalized source contains 34 applicability rows. A model-year match is not proof that this record applies to an individual VIN.

Official records
34

Applications

  • 2005 Kia Optima
  • 2006 Hyundai Sonata
  • 2006 Kia Optima
  • 2007 Hyundai Elantra
  • 2007 Hyundai Sonata
  • 2007 Kia Optima
  • 2008 Hyundai Elantra
  • 2008 Hyundai Sonata
  • 2008 Kia Optima
  • 2009 Hyundai Elantra

methodology

Investigation subject and linked actions

The fields below are normalized from the official record. Blank fields remain blank rather than being inferred or filled with generic repair advice.

Subject
Throttle control system vulnerabilities
Closed Date
2023-06-20
Opened Date
2021-11-12
Component Count
1
Application Count
34

repair options

How to use this record

An investigation is not a recall and does not diagnose the vehicle. Use the action number with a dealer or qualified repair shop, and check any linked recall separately.

Vin Check Required
Yes
Diagnosis Provided
No
DIY repair procedure provided
No

sources

Official source and limitations

Identity, dates, status, document locator and applications come from NHTSA public data. The record can inform whether to contact a dealer or repair shop, but it does not prove the cause of a current symptom.

Source Url
https://www.nhtsa.gov/vehicle-safety/defects-investigations
Source Records
52