Acura TLX Power Train Problems

Source: NHTSA · Updated Oct 13, 2026 · 264 complaints analyzed

Owners have filed 264 complaints with NHTSA about power train problems on the Acura TLX across 10 model years. The 2015 model year has the most (161). The words owners use most often: “transfer case” (11% of reports).

What owners describe

Phrases that appear unusually often in these complaints compared with complaints about other cars.

  • Transfer case: mentioned in 28 of 264 complaints (11%)
  • 2ND 3RD: mentioned in 15 of 264 complaints (6%)

At what mileage do power train problems happen?

Based on 156 complaints that reported the odometer reading.

Under 10k miles74 · 47%
10k–25k miles26 · 17%
25k–50k miles25 · 16%
50k–75k miles17 · 11%
75k–100k miles10 · 6%
100k–150k miles3 · 2%
150k+ miles1 · 1%

How serious are the reports?

Of 264 complaints, 7 mention a crash, 2 an injury.

Acura TLX power train complaints by model year

Peak: 2015, with 161 complaints
2015: 16120151612016: 152016152017: 182017182018: 112018112019: 112019112020: 7202072021: 272021272022: 102022102023: 2202322024: 220242

n = 264 complaints · Source: NHTSA

Model yearPower Train complaintsShare of that yearMedian miles
2024 TLX240%—
2023 TLX218%—
2022 TLX1040%—
2021 TLX2739%93,039
2020 TLX711%—
2019 TLX1112%22,000
2018 TLX1111%39,541
2017 TLX1825%16,000
2016 TLX1514%17,300
2015 TLX16147%7,500

When owners reported it

Peak: 2015, with 56 complaints
2014: 3201432015: 562015562016: 212016212017: 162017162018: 142018142019: 262019262020: 122020122021: 172021172022: 152022152023: 102023102024: 182024182025: 132025132026: 43202643

n = 264 complaints · Source: NHTSA

Related recalls (2)

Power train:automatic transmission:control module (tcm/pcm/tecm)Sep 6, 2016 · NHTSA campaign 16V640000 · 8,354 vehicles

Model years: 2015

Problem: Honda (American Honda Motor Co.) is recalling certain model year 2015 Acura TLX 2WD and 4WD vehicles. In the affected vehicles, the transmission wire harness connections may have insufficient crimps, and, as a result, the transmission may unexpectedly shift to neutral.

Risk: If the vehicle unexpectedly shifts to neutral, there is an increased risk of a crash.

Fix: Acura has notified owners, and dealers will, based on the automatic transmission serial number, update the transmission software to prevent the transmission from shifting into neutral due to a faulty crimp, free of charge. The recall began January 13, 2017. Owners may contact Acura Client Relations at 1-888-234-2138. Honda's number for this recall is KC2.

Power train:automatic transmissionDec 8, 2014 · NHTSA campaign 14V779000 · 9,392 vehicles

Model years: 2015

Problem: American Honda Motor Co. (Honda) is recalling certain model year 2015 Acura TLX V6 2WD vehicles manufactured July 14, 2014, to November 12, 2014, and certain 2015 TLX V6 SH-AWD vehicles manufactured August 26, 2014, to November 10, 2014. The automatic transmission parking pawl may become contaminated or the park rod may become dislodged or broken. This may prevent the transmission from shifting into the Park position.

Risk: If the shift indicator displays "Park" but the park lock does not engage, the vehicle may roll away increasing the risk of a crash.

Fix: Honda will notify owners, and dealers will inspect and replace the transmission if necessary, free of charge. The recall began January 30, 2015. Owners may contact Honda customer service at 1-310-783-2000. Honda's number for this recall is JM8.

What owners report

Short excerpts of recent complaints, with personal details removed. Full reports are on NHTSA.gov.

While driving my 2015 Acura TLX, warning lights illuminate and the vehicle unexpectedly shifts into neutral while the vehicle is moving. When this occurs, the vehicle loses the ability to accelerate normally, creating a serious safety concern in traffic. These symptoms appear consistent with the…

Received Oct 5, 2026 · NHTSA complaint 11769122

I am submitting this complaint regarding a major drivetrain failure in my 2021 Acura TLX Type S SH-AWD with approximately 86,643 miles. My vehicle experienced a complete loss of AWD. The front two wheels are receiving power, but the rear wheels are no longer receiving power. An independent mechanic…

Received Oct 1, 2026 · NHTSA complaint 11768412

My transfer case is blown they want to charge me $14,894.90 to replace the transmission and PTU. My vehicle is only front wheel drive right now. I brought up that this is happening to multiple vehicles like mine and should be under a safety recall. Because I’m outside of the 70,000 mileage…

Received Sep 29, 2026 · NHTSA complaint 11767792

Purchased this vehicle used, as-is, from a Ford dealership on August 18, 2026. Approximately 90 minutes after taking delivery, the vehicle began displaying multiple dashboard warning lights and lost access to Sport+ drive mode. The vehicle was returned to the selling dealership the same day; their…

Received Sep 11, 2026 · NHTSA complaint 11763607

The transfer case and transmission splines have been stripped causing the car to be FWD only. The issue was confirmed by the dealer, and both the transfer case and transmission were replaced under warranty. The car shuddered, followed by a drivetrain noise for a few seconds. No warning lights or…

Received Aug 29, 2026 · NHTSA complaint 11760565
Acura TLX
2023 Acura TLX SH-AWD with A-Spec package photographed in New Castle, Pennsylvania. Finished in Lunar Silver Metallic.. Representative photo; appearance varies by model year. Photo: MercurySable99, CC BY-SA 4.0, via Wikimedia Commons.

Frequently asked questions

Do all Acura TLXs have power train problems?

No. NHTSA has 264 owner complaints about power train for the Acura TLX. Complaint data shows that the problem is reported, not how many of all cars sold are affected.

Was there a recall on the Acura TLX power train?

Yes: 2 safety recalls list power train. Check your VIN on NHTSA.gov to see whether the fix was done on your car.

What do owners say about power train problems on the Acura TLX?

The most frequent phrase is “transfer case”, in 28 of 264 complaints, followed by “2nd 3rd” (15).

Other Acura TLX problems

See all Acura TLX problems.