2015 Acura TLX engine problems

Updated from NHTSA data · How we count

64 owners have reported engine problems with the 2015 Acura TLX, 41% of all complaints about this model year. The typical problem appeared around 72,400 mi.

Engine complaints
64
Crashes
0
Fires
0
Injuries
1
Related recalls
1
Median mileage
72,400 mi

Specific components reported

Engine covers: stalling, loss of power, oil consumption, overheating.

ComponentComplaints
Engine50
Engine and engine cooling14

Engine complaints across Acura TLX years

64201538201629201741201841201926202052021220221202412025
Engine complaints by model year. The 2015 is highlighted.

Mileage when the problem appeared

Under 10k210k–30k530k–60k1060k–100k2100k–150k150k+
Complaints that list mileage, grouped by odometer reading.

Related recalls

  • Recall 23V751000Nov 13, 2023248,999 vehicles
    ENGINE AND ENGINE COOLING:ENGINE:HARD PARTS INTERNAL/MECHANICAL

    Honda (American Honda Motor Co.) is recalling certain 2015-2020 Acura TLX, 2016-2020 Acura MDX, 2016 and 2018-2019 Pilot, 2017 and 2019 Ridgeline, and 2018-2019 Odyssey vehicles. Due to a manufacturing error, the connecting rod bearing in the engine may wear and seize, damaging the engine.

    Risk: A damaged engine may run improperly or stall while driving, increasing the risk of a fire, crash, or injury.

    Remedy: Dealers will inspect and repair, or replace the engine as necessary, free of charge. Owner letters were mailed March 28, 2024. 2016-2017 Acura MDX owner letters were mailed November 1, 2024. 2016-2020 Acura MDX owner letters are expected to be mailed in mid-December 2024. Honda began mailing owner notification letters as of March 18, 2024. 2015-2016 Acura owner letters are expected to be mailed mid-December 2024, 2018 Acura TLX owner letters are expected to be mailed the end of March/early April 2024, 2019 Acura TLX owner letters are expected to be mailed mid-May 2024, 2020 Acura TLX owner letters are expected to be mailed mid-June 2024, and 2016-2020 Acura MDX owner letters are expected to be mailed January 27, 2025. Owners may contact Honda customer service at 1-888-234-2138. Honda's numbers for these recalls are XG1 and GG0.

What owners say

  1. Filed Apr 23, 2026NCDriver Assistance & Safety TechElectrical SystemEngine
    The emergency brake system continues to come on and read all the type of stuff on the screen, as well as the LKAS keeps coming on the screen showing problems and when it does, the transmission or engines stalls a little and slows up and speed down on its on
    NHTSA complaint #11733172 · source
  2. Filed Mar 17, 2026CAEngineFuel, Hybrid & EV PropulsionOther / Unknown
    Vehicle displays two warnings under normal usage. First warning is Emissions system issue and second is Brake System Failure. The Vehicle runs completely normal and operational, however these two warnings flash on the vehicle. The parking brake indicator also flashes. Vehicle has been to dealership/shop for multiple repairs; around 3-4 repairs within two months with no resolve for the same warning/issue.
    NHTSA complaint #11724835 · source
  3. Filed Jan 6, 202699,000 miNYTowedEngine
    The contact owns a 2015 Acura TLX. The contact received notification of NHTSA Campaign Number: 23V751000 (Engine and Engine Cooling). The dealer was contacted several times for the recall repair; however, the dealer informed the contact that the part to do the recall repair was not yet available. The contact stated while driving 45-50 MPH, the vehicle lost motive power. The contact was able to veer to the shoulder of the road. The vehicle failed to restart and was towed to…
    NHTSA complaint #11709143 · source
  4. Filed Dec 12, 2025GAEngine
    My 2015 Acura TLX’s engine has internal issues with rod bearings, as mentioned in other recalls of the same year, yet my VIN does not fall within the recall.
    NHTSA complaint #11704805 · source
  5. Filed Dec 8, 2025122,312 miTXEngine
    The contact owns a 2015 Acura TLX. The contact received notification of a manufacturer’s recall: [phone removed], for the crankshaft bearing, and took the vehicle to the dealer for the repair. The vehicle was repaired; however, three weeks after the repair, the vehicle started making a knocking sound while accelerating or while idling. There were no warning lights illuminated. The vehicle was taken to the dealer, who determined that oil was leaking from the vehicle and that…
    NHTSA complaint #11703639 · source
  6. Filed Nov 26, 2025VAEngine
    The contact called on behalf of the owner of a 2015 Acura TLX. The contact's son received notification of NHTSA Campaign Number: 23V751000 (Engine and Engine Cooling), and the vehicle was taken to the dealer; however, the dealer had cancelled all three recall repair appointments because a technician was not available to repair the vehicle. Most recently, the contact's son was informed that the vehicle needed to be inspected to determine whether the recall repair was needed.…
    NHTSA complaint #11701689 · source
  7. Filed Nov 6, 2025VAEngineTransmission & Drivetrain
    Subject: Complaint - Safety Recall Failure (#23V75100) - Engine Failure Summary: This is a complaint regarding a failure of the safety recall repair performed under Recall #23V75100, which addressed a rod bearing issue that can cause engine failure. Details: 1. On or about April 4, 2024, Southern Acura of Newport News, VA replaced the long block under Recall #23V75100 after the original engine failed at approximately 130,810 miles. 2. On or about September 5, 2024, at…
    NHTSA complaint #11697891 · source
  8. Filed Sep 2, 202573,000 miLATowedEngine
    The contact owns a 2015 Acura TLX. The contact stated that while her grandson was driving approximately 40 MPH, the vehicle stalled. There was no warning light illuminated. The contact called for tow truck service, but the tow truck driver was unable to shift the transmission into neutral(N). The vehicle was towed to an independent mechanic, and the contact was informed that the mechanic was unable to work on the engine and transmission failures. The contact had the vehicle…
    NHTSA complaint #11684458 · source
  9. Filed Aug 6, 2025MAEngine
    My 17 year old son drove across town about 6-7 miles from home, on a back road. Out of nowhere, his 2015 TLX started to make a sound like knocking or thumping. Just moments afterwards, most if not all of the engine warning lamps illuminated at once.. He pulled off as best he could there was a loss of power and massive amounts of steam pouring out from the under hood. At sunrise I went to the car to wait for AAA I was astonished at the mess on the pavement under and around…
    NHTSA complaint #11678660 · source
  10. Filed Aug 4, 202567,000 miVA1 injuredTowedElectrical SystemEngineTransmission & Drivetrain
    The contact's client owns a 2015 Acura TLX. The contact stated while the client was driving 65 MPH, the vehicle shut down in the middle of traffic. There were no warning lights illuminated. The contact stated that the transmission failed to shift into drive or reverse. Additionally, there was an unknown failure with the brakes and transmission. The contact stated that the failure was related to NHTSA Campaign Number: 23V751000 (Engine and Engine Cooling). The vehicle was…
    NHTSA complaint #11678154 · source
  11. Filed Jun 16, 2025NCEngine
    Connecting rod bearing seizure leading to engine failure on the TLX 2018 engine 3.5 liter V6 engine. Our 2015 TLX Acura we had to replace our engine because of the connecting rod bearing seizure and our extended warranty covered it around 2020. In 2023 the second the Acura motor which is TLX 2018 engine 3.5 liter V6 failed due to same problem, connecting rod bearing seizure. Acura will not do a recall on that motor. They say because its was manufacture in a different…
    NHTSA complaint #11667183 · source
  12. Filed May 29, 2025MADriver Assistance & Safety TechEngineAcceleration & Cruise Control
    EVERYTHING PREVIOUSLY REPORTED ( ON OTHER INCIDENTS REPORTS) HAPPENED WHILE MY DAUGHTER WAS DRIVING ON THE HIGHWAY! YOU NEED TO CORRECT THIS!!! [XXX] NHTSA ID NUMBER: 11641522 Components: ELECTRICAL SYSTEM, EXTERIOR LIGHTING, VEHICLE SPEED CONTROL NHTSA ID Number: 11641522 Incident Date [XXX] Consumer Location TEMPE, AZ Vehicle Identification Number [XXX] *** Summary of Complaint CRASHNo FIRENo INJURIES0 DEATHS0 I was driving on the freeway going at the speed of traffic…
    NHTSA complaint #11663635 · source

Other 2015 Acura TLX problem areas

  • Transmission & Drivetrain (46)
  • Electrical System (38)
  • Other / Unknown (23)
  • Driver Assistance & Safety Tech (19)
  • Fuel, Hybrid & EV Propulsion (16)
  • Acceleration & Cruise Control (10)
  • Brakes (8)
  • Body & Structure (6)
  • Steering (6)
  • Airbags (3)
  • Suspension (3)
  • Visibility & Wipers (2)
  • Lighting (1)
  • Wheels & Tires (1)

Back to all 2015 Acura TLX problems →

Source: U.S. National Highway Traffic Safety Administration (NHTSA) Office of Defects Investigation public data. Complaints are submitted by owners and are not verified by NHTSA or by us; a complaint does not prove a defect exists. View this vehicle on NHTSA.gov Methodology