TLX (UB4)
Data covers 2 NHTSA model names
Reliability Score
Complaints by Engine Code
J30AC
3.0L 6-cyl Turbo / 355 hpView details
Complaint Breakdown
K20C6
2.0L 4-cyl Turbo / 272 hpView details
Complaint Breakdown
Show 1 additional engine variant with limited data
Acura TLX Unidentified Engine
View details
Complaint Breakdown
Owner Complaints by System
Complaints owners filed with NHTSA about the Acura TLX, counted across every engine. A complaint can name more than one system.
What to check on a used 2021-2025 Acura TLX
On a used 2021-2025 Acura TLX, the systems with the most NHTSA owner complaints are the transmission and drivetrain (85), the electrical system (22) and the airbags and driver-assist systems (18). Each one has an inspection step below, with counts as of 2026-10-12. A complaint is an owner report, not a confirmed defect, and counts rise with sales.
- Accelerate gently through every gear, then once at full throttle. Shift into Reverse and back to Drive.Costly repair. NHTSA has 85 owner complaints on the 2021-2025 Acura TLX about the transmission and drivetrain, all engines combined.
- Switch on every electrical item in turn: lights, windows, locks, wipers, climate fan, screen and power outlets.Costly repair. NHTSA has 22 owner complaints on the 2021-2025 Acura TLX about the electrical system.
- Switch the ignition on and watch the airbag light. On the drive, check the backup camera and any collision or lane warning.Safety. NHTSA has 18 owner complaints on the 2021-2025 Acura TLX about the airbags and driver-assist systems.
- On an empty road, brake firmly from 40 mph with a light grip on the wheel.Safety. NHTSA has 15 owner complaints on the 2021-2025 Acura TLX about the brakes.
- Start the engine cold and listen for the first 30 seconds, then again at idle once it is warm.Costly repair. NHTSA has 13 owner complaints on the 2021-2025 Acura TLX about the engine, all engines combined.
Recalls (6)
Honda (American Honda Motor Co.) is recalling certain 2018-2021, 2023 Acura TLX, 2019-2024 RDX, 2017-2020, 2022-2026 MDX, 2017-2021, 2023, 2025 Honda Ridgeline, 2017-2022 Pilot, 2019-2021 Passport, 2018-2026 Odyssey, 2019-2022 Insight, 2019-2021 HR-V, 2018-2020 Fit, 2020-2022 CR-V Hybrid, 2017-2022 CR-V, 2017-2018, 2021 Civic Type R, 2017-2021 Civic hatchback, 2016-2020 Civic coupe, 2016-2022 Civic, 2017-2022 Accord Hybrid, and 2016-2022 Accord vehicles. The front passenger seat weight sensor may crack and short circuit, which can cause the air bags to deploy unintentionally during a crash.
Honda (American Honda Motor Co.) is recalling certain 2021-2025 Acura TLX, 2023-2025 Acura MDX, and 2023-2025 Honda Pilot vehicles. The brake pedal pivot pin was not secured properly, which can cause the pedal to shift out of position. As such, these vehicles fail to comply with Federal Motor Vehicle Safety Standard numbers 108, "Lamps, Reflective Devices, and Associated Equipment" and 135, "Light Vehicle Brake Systems."
Honda (American Honda Motor Co.) is recalling certain 2022-2025 Acura MDX Type-S, 2023-2025 Honda Pilot, and 2021-2025 Acura TLX Type-S vehicles. A software error in the fuel injection electronic control unit (FI-ECU) may cause an engine stall or a loss of power.
Acura (American Honda Motor Co.) is recalling certain 2021-2023 TLX vehicles. The fuel filler neck and fuel tank may have been improperly welded, which can result in a fuel leak.
Honda (American Honda Motor Co.) is recalling certain 2020-2022 Pilot, Accord, Civic sedan, HR-V, Odyssey, 2020 Civic coupe, Fit, 2021-2022 Civic hatchback, 2021 Civic Type R, Insight, 2020-2021 CR-V, CR-V Hybrid, Passport, Ridgeline, Accord Hybrid, 2020 Acura MDX, 2022 Acura MDX, 2020-2022 Acura RDX, and 2020-2021 Acura TLX vehicles. The front passenger seat weight sensor may crack and short circuit, failing to suppress the air bag as intended.
Show 1 older recall
Honda (American Honda Motor Co.) is recalling certain 2022 Acura TLX vehicles. The tires may have sustained cuts and tears during the sorting process, which can result in tire damage.
NHTSA Safety Ratings About NHTSA ratings
All Generations
Alternatives in Midsize Sedan
Frequently Asked Questions
What are the most common 2021-2025 Acura TLX complaints?
Owners have filed 164 complaints with NHTSA about the 2021-2025 Acura TLX. The systems they name most often are the transmission, the electrical system and the safety systems.
Is the 2021-2025 Acura TLX a good used car?
That depends on the model year, the mileage and the maintenance history of the car in front of you. Owners have filed 164 complaints with NHTSA about the 2021-2025 Acura TLX. Check which systems they name most often and whether a recall is still open on that car.
How many NHTSA complaints does the 2021-2025 Acura TLX have?
NHTSA has 164 owner complaints on file for the 2021-2025 Acura TLX as of the latest data pull. A complaint is an owner's report, not a confirmed defect, and counts rise with sales.
What recalls affect the 2021-2025 Acura TLX?
NHTSA lists 6 recalls covering some 2021-2025 Acura TLX vehicles. Which ones apply depends on the VIN: enter it at nhtsa.gov/recalls to see the open campaigns on a specific car.
What should I check before buying a used Acura TLX?
Run the VIN through NHTSA's recall lookup and confirm every open recall has been done. Look hardest at the transmission, the electrical system and the safety systems, the systems owners complain about most. Ask for maintenance records, have an independent mechanic inspect the car and run a vehicle history report for prior accidents and title issues.
What are the NHTSA crash test ratings for the TLX?
The 2025 Acura TLX received an overall 5-star safety rating from NHTSA. Frontal crash: 5 stars. Side crash: 5 stars. Rollover: 5 stars (9.0% rollover probability). Electronic Stability Control: Standard. Forward Collision Warning: Standard. Lane Departure Warning: Standard. These ratings are based on standardized crash tests conducted by the National Highway Traffic Safety Administration.
Data from NHTSA federal complaints database. 164 complaints analyzed. Data confidence: high. Last updated: 2026-10-12.