2021 Acura TLX Type S Engine Problems
- Complaints
- 4about this part
- Share
- 13%of 32 total for the year
- Median mileage
- —not reported
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 4 complaints about the engine of the 2021 Acura TLX Type S, 13% of the 32 complaints for this model year.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“My 2021 TLX Type S front wheels started to spin upon acceleration at 44K miles. I immediately scheduled an appt for the dealership. Was informed I needed a new Transfer Case Unit, as the splines were shredded. With this, I also had to replace the transmission. All replaced and picked up today 12/2/2025”
NHTSA complaint #11702530, filed 2025-12“I would like to report a serious safety issue with the 2021 Acura TLX Type s. Recently in April 2024, while driving, I heard a loud pop from the vehicle, and it turned out that the transfer case had burst into the transmission. This failure has rendered the rear-wheel drive non-functional, resulting in severe oversteer. This oversteer is especially dangerous because the vehicle is now operating as front-wheel drive, which creates an unpredictable and hazardous driving experience. …”
NHTSA complaint #11624322, filed 2024-11“While driving my 2021 Acura TLX Type S, I began losing traction frequently during normal daily driving, especially when turning corners or accelerating from a stop sign or stop light. At first, I believed the issue was related to my tires, so I replaced them, but the same problem continued. After researching online, I discovered that transfer case failures are a known issue on these vehicles, affecting both new and used models. Currently, my vehicle is at the dealership, but they were unaware of this recurring transfer case problem and have no information about it. …”
NHTSA complaint #11693788, filed 2025-10Engine: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2021 | 4 | 13% |
Other parts of the 2021 Acura TLX Type S
← All problems reported for the 2021 Acura TLX Type S
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 29, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology