2017 KIA OPTIMA Problems

The electrical wiring harness connecting to the hybrid system electric fuel pump(s) was found to have significant corrosion and a missing factory-installed protective covering. This is a manufacturing defect. The protective covering was never installed at the factory, leaving the…

On March 23, 2026, I took my 2017 Kia Optima Plug-In Hybrid (VIN: [XXX] ) to Mark Kia [XXX] ) solely for two open safety recalls: SC218 (Engine Inspection/Replacement and KSDS software installation) and SC278 (Emergency Trunk Latch Release) under Repair Order #6807251. No custom…

Engine issues started the third month after sales. Jerking, shaking, declining performance, metal clicking noise, loss of power while driving. Kia has been working on the car for a year.

The contact owns a 2017 Kia Optima. The contact stated that while driving at 67 MPH, the vehicle experienced a loss of drive power, and the vehicle went into LIMP Mode. The check engine and HEV warning lights were intermittently illuminated. The contact entered the vehicle settin…

“My vehicle, a 2017 Kia Optima, had repeated safety issues documented in service records. Despite multiple repair attempts (per attached records), the problem remained unresolved and put my safety at risk. I’m seeking further investigation or resolution.”

My fiancée and I just recently bought this car with the 1.6T-GDi engine I immediately replaced the oil even though the dealership said that he just replaced it. I put 7 quarts of oil topping off from awk consumption after I initially changed the oil filter. Those 7 quarts were ad…

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The vehicle is consuming excessive amounts of oil. The dipstick was completely dry before 5000 miles were up. I had to add some oil to the engine to avoid engine failure. I have reported this to Jim Ellis dealership in Kennesaw GA but I was told to drive the vehicle until it knoc…

The engine in my 2017 Kia Optima (VIN: [XXX] ) seized and locked up, a known defect associated with Kia’s Theta II 2.4L GDI engines. When I contacted Kia regarding engine replacement, I was told coverage would not apply because a required KSDS ECU update recall was not completed…

Kia Engine Settlement-Kia America and Grand Forks KIA dealership is refusing a mandatory diagnostic test for excessive oil consumption under the Kia Theta II Engine Class Settlement, despite the vehicle having the required KSDS software update installed. The vehicle is consuming …

The contact called on behalf of her daughter who owns a 2017 Kia Optima. The contact stated while driving at approximately 60 MPH, the vehicle made an abnormal knocking sound, the cruise control was inoperative, the infotainment screen darkened, and the charging outlet was inoper…

Vehicle experiences sudden and dangerous loss of power while driving, including hesitation during acceleration, consistent with connecting-rod bearing failure risk known in this model’s GDI engine. Dealer estimate found timing and oil-flow component failures connected to internal…

I own a 2017 Kia Optima with a major internal engine defect. Starting shortly after purchase, the car lost power and consumed fuel unusually quickly. Over time, the engine began burning excessive oil and now produces a loud knocking sound (bearing knock), indicating internal bear…

The contact owns a 2017 Kia Optima. The contact stated that upon routine maintenance with a local independent mechanic, it was discovered that the vehicle had low engine oil. No warning light was illuminated. The vehicle was taken to a local dealer, where it was determined that a…

I purchased the 2017 Optima Hybrid from Huntington Beach Hyundai on [XXX]. I made sure to double check with the dealer if the engine and hybrid battery were in good condition, in which the salesman reassured me everything is good. The car was driving okay for a while, and I had…

Engine is consuming a large amount of oil. Oil is gunking up spark plugs causing them to be replaced every 10-12 months. Have to add oil 3-5 times per month. This is our 2nd Kia optima and the first (2011) with seized engine in which Kia paid for replacement.

Oil is burning too fast... Car has had an issue like this in the past and the problem resulted in a blown engine... Re-call was found by dealer and honored and endinge re-placed.. Car is now expierenceing this problem again... Second, steering wheel is locking when turnning full…

Engine completely shut down when driving it. Had it replaced among many other things then found out it was part of a class action lawsuit. I have spent two years trying to recoup the money I lost in repairs and the cash I paid for the car.

I own a 2017 Kia Optima. My vehicle was brought in for the tail light recall at Lupient Kia, but the dealership only replaced a bulb and refused to replace the harnesses. I was told by the service advisor (Brad Baranowski) that my tail lights had “nothing to do with the recall” a…

for the past year, I have been constantly replacing the spark plugs and ignition coil in my 2017 Kia optima. Recently I have had the valve cover gasket replaced. It is a constant oil consumption issue. I have received the P1326 diagnostic code. My dealership told me that the engi…