2008 Kia Optima defect investigations

Investigations by NHTSA’s Office of Defects Investigation that name the 2008 Kia Optima. An investigation is how complaints can become a recall: complaints → investigation → (sometimes) TSB → recall.

• Loss of Motive Power
  Defect Petition DP22003 · opened Sep 12, 2022 · closed Dec 12, 2023

  The National Highway Traffic Safety Administration (NHTSA) received a letter dated July 13, 2022, petitioning the Agency to initiate a safety defect investigation into loss of motive power allegations attributed to oil drain pan assembly failures on certain Hyundai Motor America, Inc. and Kia America, Inc. vehicles spa…

• Throttle control system vulnerabilities
  Defect Petition DP21003 · opened Nov 12, 2021 · closed Jun 20, 2023

  The Office of Defects Investigation (ODI) of the National Highway Traffic Safety Administration (NHTSA) received a petition letter dated October 10, 2021, requesting an investigation of possible defects in the electronic throttle control (ETC) system on certain Kia vehicles resulting in the opening of DP21-003. Accordi…

• Transmission Shift Cable Detachment
  Preliminary Evaluation PE10046 · opened Nov 22, 2010 · closed Apr 5, 2011 · led to recall 11V153000

  During manufacture the automatic transmission shift cables in certain subject vehicles were installed incorrectly causing extra tension on the cable.This condition can cause the shift cable to detach from the gear shifter assembly's dowel pin preventing the transmission from being shifted.The shift lever can be moved i…