2021 Acura ILX problems
Light NHTSA footprint — 11 owner complaints. Either a clean record or thin data; we'll show what's there.
The 2021 Acura ILX has 11 NHTSA owner complaints on file (U.S. federal records, as of July 2026). The most-reported system is lighting at 3 complaints (~$250 to repair). Source: NHTSA Office of Defects Investigation.
| Model year | Owner complaints | Recalls |
|---|---|---|
| 2018 ILX | 23 | 0 |
| 2019 ILX | 35 | 2 |
| 2020 ILX | 9 | 1 |
| 2021 ILX (this page) | 11 | 0 |
| 2022 ILX | 3 | 0 |
Above-average reliability for the segment. Few systemic issues on file.
Buyable on the data — keep up the usual maintenance and inspect normally.
- No systemic severe-failure pattern in the complaint record
- Reliability score 8.8/10 — above the segment average
Our read of the federal NHTSA complaint and recall record for this exact year and model — not a substitute for a pre-purchase inspection. How we score.
Buying a used 2021 Acura ILX? Check these first
Here's what this model is known to do — so you can inspect for it, price it in, or make the seller fix it before you sign.
What to inspect on this specific car
- lighting — 3 owner reports · ~$250 to fix
Recalls to confirm are done
Run the VIN from the listing — no active recalls on this model right now, but confirm none were opened after this car was built.
Verdict for buyers: 8.8/10 model. The priciest documented failure is lighting (~$250) — get the seller's service records for it or inspect closely. Otherwise an average-risk used buy at a fair price.
We tell you what this model is known for and what to inspect — a vehicle-history report tells you what this exact car has been through. Smart buyers get both.
See the full pre-purchase inspection checklist →Ask anything about your 2021 Acura ILX
A noise, a warning light, a repair quote, "should I buy this?" — get an answer grounded in this vehicle's actual NHTSA record, not generic advice.
Answers use this vehicle's NHTSA complaint & recall record — owner-reported and unverified, not a diagnosis. Verify anything safety-critical with a mechanic.
Top trouble spots 1 category with 3+ complaints
What owners are saying recent NHTSA-filed complaints · verbatim
Electrical Failure. Safety was an issue with vehicle needing constant jumps. Problem was checked at dealer. My concern was continuously overlooked. Warning lamps didn't warn.
I am submitting this complaint regarding a 2021 Acura ILX (VIN: [XXX] ) that has been unreleasable for an extended period due to manufacturer inability to supply a required safety component. The vehicle was involved in an accident on July 6, 2025 and delivered to Caliber…
It is Acura ILX 2021. The current mileage is 17,480. What component or system failed or malfunctioned, and is it available for inspection upon request? *Driveshaft/suspension is broken after inspection. How was your safety or the safety of others put at risk? *Intense shaking…
The contact owns a 2021 Acura ILX. The contact stated that after entering the vehicle, he became aware that the driver's seat belt was stuck and would not uncoil. No warning lights were illuminated. The vehicle was taken to an independent mechanic, who diagnosed a failure with…
Estimate your repair exposure
Drag to your current mileage. Numbers are derived from this vehicle's complaint history.
Common questions
Is the 2021 Acura ILX reliable?
Mostly yes. With a reliability score of 8.8 out of 10 based on 11 owner complaints filed with NHTSA, the 2021 Acura ILX is generally a sound vehicle. The areas to watch are listed in the top problem section above — most are budget items, not deal-breakers.
Should you avoid the 2021 Acura ILX?
On the NHTSA data, the 2021 Acura ILX does not need avoiding. Buyable on the data — keep up the usual maintenance and inspect normally. The record behind that call: No systemic severe-failure pattern in the complaint record; Reliability score 8.8/10 — above the segment average. This is our read of the federal complaint and recall data — not a substitute for a pre-purchase inspection.
What should I check before buying a used 2021 Acura ILX?
Inspect the lighting first — it's the most-reported issue on this model, with 3 owner complaints filed. Average repair cost runs about $250 at an independent shop. Also confirm any open recalls have been completed by running the VIN, and ask for service records covering the problem areas listed above.
Is the 2021 Acura ILX a good used car to buy?
It scores 8.8 out of 10 on our NHTSA-based read of 11 owner complaints. The main thing to watch is lighting. Priced fairly and clean on inspection, it's a reasonable used buy. Our data covers what this model is known for — pair it with a vehicle-history report on the VIN to see what that specific car has been through.
What's the most common problem on the 2021 Acura ILX?
Based on NHTSA records, the most-reported issue is lighting, with 3 complaints filed. Average repair cost runs about $250 at an independent shop.
What's the most expensive thing that goes wrong?
The lighting is one of the costlier repair items. Average repair cost runs about $250 at an independent shop. Catching early warning signs can sometimes extend life by 20–30,000 miles.
How do I check if my Acura ILX has open recalls?
Paste your VIN into the decoder at the top of this page. We pull live from NHTSA, so you'll see exactly which campaigns apply to your vehicle and whether the dealer has logged the fix. Recall repairs are always free regardless of mileage or warranty status.
Is an extended warranty worth it on a 2021 Acura ILX?
Math is straightforward: a quality service contract runs $1,800–3,500 over 3 years. With 11 complaints on file and the costliest repair averaging $250, one major failure more than pays for it. The catch is reading the contract — many providers exclude wear items and require pre-authorization, so cheaper plans are not always better value.