2016 KIA OPTIMA Complaints
View complaints related to 2016 KIA OPTIMA. The complaints found here are submitted by actual consumers with first hand experience. There are more than 710 complaints submitted for the 2016 KIA OPTIMA. You can submit your own complaint to the NHTSA or call the Hotline, Monday-Friday 8am to 8pm at (888) 327-4236, TTY: (800) 424-9153.
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2016 KIA OPTIMA- Balch Springs, TX
2016 Kia Optima engine locked up, vehicle stalled on interstate,heard a rod bearing sound, left me in limp mode trying to get out the way of 18 wheelers traveling behind me. Towed into Kia dealership which confirmed the engine locked up which has a recall #PI1802B KSDS, but denied to cover it because I didn't have this recall done. I also called Kia Customer Service, they denied me too and just gave me a case #[XXX]. I explained to them that I never received notice of this recall. So how could I prepare for something like this to happen while traveling from Texas to Louisiana to visit my grand kids. The dealership gave me a Quote of $9735 for parts and labor, which I don't have, I am still making payments on this vehicle. Now I am stuck in Louisiana with my vehicle, also it's going to cost me even more to have it towed back to Texas. Please help me understand why the dealership won't stand behind a safety recall or what one person I spoke with called a campaign recall, which ever! That I never received notice about this recall. I hope the "President" or the "President of the Company" will step up and help, after all we as Citizens don't have a problem spending our hard working money on purchasing these vehicles from the dealerships, to have things like this to happen out of our control. Thanks for at least Listening. GOD BLESS...INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)
Source: NHTSA WEB SITE -
2016 KIA OPTIMA- Rolla, MO
Engine oil light doesn’t work. Oil light flashed a couple of times in separate instances. Checking oil dip stick which smells like burning oil and dip stick hardly showed any oil left.
Source: NHTSA WEB SITE -
2016 KIA OPTIMA- Queen Creek, AZ
engine light start blinking out of no where and speed started to reduce while on the highway. my fix finder gave me code P1326
Source: NHTSA WEB SITE -
2016 KIA OPTIMA- Katy, TX
The contact owns a 2016 Kia Optima. The contact stated that while driving at an undisclosed speed, the vehicle shuddered. No warning lights were illuminated. The vehicle was taken to a dealer, where it was diagnosed and determined that the engine needed to be replaced. The vehicle was not repaired. The manufacturer was notified of the failure and stated that the knock sensor needed to be installed prior to the failure for the engine replacement to be covered under warranty. The failure mileage was approximately 143,000.
Source: HOTLINE VEHICLE OWNERS QUESTIONNAIRE -
2016 KIA OPTIMA- Huntington Park, CA
The contact owns a 2016 Kia Optima. The contact stated that while driving at 60 MPH, the vehicle stalled with the check engine light illuminated. The brake pedal was depressed, and the steering wheel seized. The contact was able to pull over to the side of the highway and contacted the Highway Patrol for assistance. The contact associated NHTSA Campaign Number: 18V907000 (FUEL SYSTEM, GASOLINE, ENGINE); with the failure; however, the VIN was not included in the recall. The vehicle was towed to the residence. The dealer was not notified. The vehicle was not repaired. The manufacturer was not notified of the failure. The failure mileage was 105,000.
Source: HOTLINE VEHICLE OWNERS QUESTIONNAIRE -
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2016 KIA OPTIMA- Snellville, GA
My vehicle’s engine was previously approved for replacement under the lifetime engine warranty associated with the settlement, confirming that my vehicle falls within the covered class. However, I am now experiencing significant difficulty obtaining assistance regarding secondary damage that directly resulted from the engine failure, specifically the failure of the starter and related operability issues. Despite multiple attempts to resolve this matter through the dealership and warranty channels, I have been repeatedly redirected without meaningful assistance or clear resolution. I have also encountered discrepancies within the online settlement VIN verification tool, which appears inconsistent with Kia’s prior acknowledgment of my vehicle’s settlement-related coverage.
Source: NHTSA WEB SITE -
2016 KIA OPTIMA- Valparaiso, IN
In order to repair the recalled equipment on the vehicle the dealerships and Kia want us to pay for them to open the trunk ($280/hour service fee to remove the back seat to gain access to the trunk and then return the back seat once completed). If the trunk latch was NOT broken to begin with they would not have to remove and replace the back seat of the car at $280/hour you would be able to push the button and open it. I don’t feel it is the car owner responsibility to pay for that access to the trunk.
Source: NHTSA WEB SITE -
2016 KIA OPTIMA- Swoyersville, PA
The engine stalled without warning while I was pulling out of my driveway into the street, creating an unsafe condition due to sudden loss of power. After waiting briefly, the vehicle restarted and was moved back into the driveway. It was towed the following day due to loss of confidence in safe operation. The vehicle was diagnosed with engine failure consistent with known defects affecting Kia Optima vehicles equipped with Theta II engines. Kia denied coverage under the extended engine warranty / class action settlement solely because the KSDS (PI1802 ECU update) had not been installed prior to the failure. As the second owner, I was never notified of this update before the incident and had no opportunity to complete it. This failure was sudden, unanticipated, and safety-related. I am submitting this complaint to document an engine stall and loss of power condition posing a safety risk.
Source: NHTSA WEB SITE -
2016 KIA OPTIMA- Waynesboro, VA
The engine is a problem and all I’m ever told us “ this vehicle is know to have engine problems. This is dangerous to have in the road. Kia is aware of this. Why sale the vehicle knowing this and not disclosing this info to the consumer upon purchase. There is no truth in lending. It’s plain sight robbery. What if I’m far from home and stranded because vehicle set fire or broke down in hazardous condition weather. I constantly needing oil changes because of this engine. The dealership is aware. They tell me to trade it in or get rid of it because it’s going to go for a fact. I’ve never missed oil changes. I put oil every time the oil indicator light comes on. Now for the 3rd time the check engine light is on. 2 times for misfire code. The vehicle engine holds sludge no matter how much you get oil changes. The mechanic told me this year make and model is known for this very fact. I want my money back. Kelly blue book don’t give enough. I was scammed into this car but I managed to pay it off. A car the sales person scammed me and wouldn’t take the vehicle back. I complained to the general manager. They always act like he wasn’t available. They kept claiming new ones started. After almost a year of those games I had to move and the case never got solved. But even when I complained their maintenance person stole my rims. They told me prove it. Just all bad experience. I just want my money. Even if they gave me another engine. It’s still going to be the same problem. A bad engine. 2016 Kia optima’s should not have been continuously sold with them knowing it has bad engines. Even the headlights don’t work. Very dim. Car smells like burning fumes when driving. Please please help. This isn’t fair lending practice. People trust them and they are dishonest sellers.
Source: NHTSA WEB SITE -
2016 KIA OPTIMA- SAN BERNARDINO, CA
My 2016 Kia Optima experienced a sudden catastrophic engine failure in July 2025. The failure is consistent with widely reported Theta II engine rod bearing defects that cause engine seizure and stalling. The vehicle did not receive the Knock Sensor Detection System (KSDS) update prior to my ownership, and I was never notified of this critical safety-related update. The engine failure occurred without warning and could have resulted in loss of power while driving, creating a serious safety risk. This vehicle model year has a documented history of engine defects and class action settlements related to premature engine failure. I believe this represents an ongoing safety defect. I am requesting that NHTSA review this failure as part of its investigation into Kia Optima engine defects.
Source: NHTSA WEB SITE