NHTSA Complaint #11644939 — 2018 KIA OPTIMA

Complaint-Car misfired, oil leaking on spark plugs causing an Engin Replacement that was first complained to Gossett Kia Covington Pike,1900 Covington Pike, Memphis, Tn 38128 on [XXX].On [XXX] complaint car shakes, misfire. Complaint to Gossett Kia South 2680 Mt.Moriah Rd, Memphis, Tn 35115. This date car stayed at dealership 3 days invoice a diagnostic was performed total amt $913.38. On 12/26/24 Mr.Macias on Mt.Moriah asked me to bring my vehicle in for another diagnostic test, amt to be charged $251.00 this time a tune up, replaced #4 spark plug that had misfired, fuel injectors cleaned I asked Mr.Macias "why would I have that done when it had been done the month before, the Tech recommended Engine Replacement. I also asked the above, what about the Tech's findings, Mr.Macias stated he would get back with me. On 1/16/25 Mr.Macias called to discuss Engine replacement (Projected Amt:$6,300). I have contacted Kia Consumer Assistance on 1/10/25 to discuss all of the above to no avail. I have been without a vehicle since 12/3/26 I am continually getting the run around, I have all invoices to verify my dilemma with a vehicle that is sitting unused. I am a [XXX] who is still making a $484.00 car payment per month. I've done my research on the 2018 Kia Optima's, only to find that the same problem that I'm having with the oil leaking on the spark plugs, misfiring , shaking, causing stalling in the middle of traffic, if this is not a hazard, what is ? This a problem that should have been corrected long ago. I would appreciate it if you would please help me. I'm tired of having to pay to get to and from Dr's. Office visits, drug stores and grocery stores. Thanking you in advance, [XXX] [XXX] or email address : [XXX] INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)