TireKick

Verdict

2021 Acura ILX: Complaints, Recalls & Known Issues

What the public record actually says about the 2021 Acura ILX — every figure below is a NHTSA or EPA number, not an opinion.

The read

Middle-of-the-pack complaint volume for sedan.

Owners filed 11 NHTSA complaints — fewer complaints than 63% of 2021 sedans. Exterior Lighting leads the reports (27%). No safety recalls on record.

Based on NHTSA complaint volume against 2021 sedans, not adjusted for how many were sold. It describes the model year, not the individual car you are looking at.

Complaints filed

11

Reports to NHTSA, 2021

Safety recalls

0

NHTSA campaigns on record

NHTSA crash test

Overall NCAP rating

Combined MPG

28

EPA estimate

Complaint volume vs. segment peers

Fewer complaints than 63% of 2021 sedans

The bar is this car's percentile among 2021 sedans by complaint volume — a full bar means the fewest complaints in its class. Not adjusted for sales.

Known issues

Exterior Lighting issues lead owner complaints (27% of 11 reports), followed by air bags (18%).

Exterior Lighting27% · 3 reports
Air Bags18% · 2 reports
Unknown Or Other18% · 2 reports
Electrical System9% · 1 report
Seat Belts9% · 1 report
Suspension9% · 1 report
Visibility9% · 1 report

Share of all 11 NHTSA complaints for this model year, grouped by the component owners named. Bars are scaled to the largest category. Examples: ODI 11725734, ODI 11725735, ODI 11567077.

Recalls

0 recalls — none issued for this model year as of Jul 2026. Recall records can change as NHTSA publishes new campaigns.

A campaign can apply to this model year without being incomplete on a specific vehicle. Check the VIN with NHTSA or a dealer to confirm whether a particular car needs repair.

Investigations

0 NHTSA investigations on record

No investigations are on record as of Jul 2026. An empty record is not a clean bill of health.

Crash-test ratings

2021 Acura ILX 4 DR FWD NHTSA source

Overall
Frontal
Side
Rollover

Source: NHTSA New Car Assessment Program (NCAP).

Fuel economy by trim

TrimEngineDrivetrainCityHwyCombined
ILX2.4L 4-cylFront-Wheel Drive243428

EPA laboratory estimates by trim and engine. Actual mileage varies with driving, weather, load, and maintenance. EPA source.

Before you buy

Useful next checks

Federal records tell you about patterns. These checks can tell you more about the specific car in front of you.

These are affiliate links. TireKick may earn a fee if you use one.

Compare model years

"Fewest reports" and "most complained" describe raw NHTSA complaint totals, not vehicle reliability. The last few model years are left unlabelled because they have had less road time.

2021 Acura ILX: frequently asked

What does the complaint record show for the 2021 Acura ILX?

Owners filed 11 NHTSA complaints about the 2021 Acura ILX — fewer complaints than 63% of comparable 2021 sedans, so it sits toward the stronger end of its class. That's a signal, not a guarantee about any single car.

What are the most common problems on the 2021 Acura ILX?

The most-reported problem areas are Exterior Lighting (27% of complaints) and air bags (18%).

How many recalls does the 2021 Acura ILX have?

No safety recalls are on record for the 2021 Acura ILX as of Jul 2026.

What gas mileage does the 2021 Acura ILX get?

The EPA rates the 2021 Acura ILX at 28 mpg combined.