This TSB provides a procedure to diagnose and replace, if necessary, an automatic transmission with Incorrect Ratio DTC (transmission clutch slip in gear above limit) listed on Page 2.
full bulletin at NHTSA ↗2017 Hyundai Accent powertrain problems
moderate 6 complaints filed with NHTSA · avg repair $2,500 · see powertrain across all vehicles →
When does it fail?
Of the 6 powertrain complaints filed for the 2017 Hyundai Accent, here's the actual mileage breakdown — failures cluster heaviest at 25,000-50,000 mi.
Each bar shows the share of total complaints filed at that mileage range. Peak failure window highlighted. Some owners report problems earlier; some make it well past 150,000 miles symptom-free. Maintenance habits and driving conditions shift the curve as much as mileage alone.
No new NHTSA powertrain complaint has been filed on this vehicle in over 3 years — the issue may be aging out of the active population.
Is there a fix? Manufacturer service bulletins
The manufacturer has issued service bulletins covering powertrain on this vehicle — documented repair instructions, service campaigns, or warranty extensions sent to dealers. A TSB isn't a recall (it's not a free safety remedy), but it's the manufacturer acknowledging the issue and how to fix it.
If you are servicing an applicable vehicle with the following symptoms and DTC, follow the Service Procedure on Page 4. ï· Check Engine light on ï· DTC P0880/P088000 - TCM Power signal error open/short ï· Transmission stuck in 4th gear fail-safe ï· Harsh shift into Reverse and Drive
full bulletin at NHTSA ↗The automatic transmission warranty repair policy authorizes in-dealership repairs of the following components for both OEM (new) and remanufactured automatic transmissions:
full bulletin at NHTSA ↗If you are servicing an applicable vehicle with a âCheck Engineâ light on and one or more of the DTC listed below, follow the repair procedure and replace the related solenoid and oil pressure harness.
full bulletin at NHTSA ↗If you are servicing an applicable vehicle with a âCheck Engineâ light on and one or more of the DTC listed below, follow the repair procedure and replace the related solenoid and oil pressure harness.
full bulletin at NHTSA ↗Source: NHTSA manufacturer communications. Bring the bulletin number to your dealer or shop.
What owners are reporting 3 most recent
The contact owns a 2017 Hyundai Accent. The contact stated that on several occasions while the vehicle was idling, she depressed the accelerator pedal however, the vehicle hesitated and then lunged forward. The contact stated that while the vehicle was shifted into neutral, the engine revved but then failed to engage in a timely manner when shifted to the intended gear. No warning light was…
Occasionally when you accelerate it hesitates and does not respond. It has been taken to a mechanic and a dealer and they cannot find the problem but it does happen. It is dangerous especially when pulling out onto a very busy road where I live this is a side street entering a very busy highway or most anytime. It is random it happens ever since car was purchased can't give exact date
The contact owns a 2017 Hyundai Accent. The contact stated while an independent mechanic was checking the vehicle while shifting the gear shifter, the vehicle lunged forward and the contact noticed that the check engine warning light was illuminated. The vehicle was taken to an independent mechanic however, the contact was unsure of what needed to be replaced. The vehicle was also taken to the…
Common questions
How serious is the powertrain problem on the 2017 Hyundai Accent?
It's a documented issue but not catastrophic. 6 complaints have been filed. Repairs average $2,500 and most owners catch it before it causes a breakdown.
At what mileage does the powertrain typically fail?
Based on the 6 complaints filed, powertrain issues most often appear around 55,333 miles. Some report problems earlier; some make it well past 150,000 with no symptoms. Maintenance habits matter — vehicles that received timely fluid services and were not regularly overworked tend to last longer.
What does it cost to fix?
Independent shops typically charge around $2,500 for powertrain repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to powertrain?
No active recalls currently cover powertrain issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.