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ProblemsByVin File / 2021-SUBARU-WRX NHTSA data synced 1 day ago
Subaru

2021 Subaru WRX problems

Light NHTSA footprint — 13 owner complaints and 1 active recall campaign. Either a clean record or thin data; we'll show what's there.

The 2021 Subaru WRX has 13 NHTSA owner complaints and 1 recall on file (U.S. federal records, as of August 2026). The most-reported system is powertrain at 6 complaints (~$2,500 to repair). Source: NHTSA Office of Defects Investigation.

Subaru WRX owner complaints by model year
Model yearOwner complaintsRecalls
2018 WRX 42 2
2019 WRX 30 2
2020 WRX 17 1
2021 WRX (this page) 13 1
2022 WRX 25 1
2023 WRX 7 1
2024 WRX 13 0
2021 Subaru WRX
Photo: Elise240SX / Wikimedia Commons, CC BY-SA 4.0 · representative photo of the Subaru WRX
0 5 10
Reliability score
8.6 / 10

Above-average reliability for the segment. Few systemic issues on file.

0
Critical
1
Severe
0
Moderate
Should you avoid this 2021 WRX?
Generally reliable

Buyable on the data — keep up the usual maintenance and inspect normally.

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.

NHTSA crash-test safety ratings 5 / 5 overall

Overall 5/5
Frontal crash 5/5
Side crash 5/5
Rollover 5/5

Driver-assist features on the tested model: Electronic stability control: Standard · Forward collision warning: Optional · Lane departure warning: Optional

Source: NHTSA New Car Assessment Program — tested configuration: 2021 Subaru WRX 4 DR AWD. Stars rate crash protection in NHTSA's tests, not overall reliability — see the owner-complaint data below for what actually goes wrong.

Buying a used 2021 Subaru WRX? 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

Recalls to confirm are done

Run the VIN from the listing — 1 active recall on this model. Recall repairs are always free.

Verdict for buyers: 8.6/10 model. The priciest documented failure is powertrain (~$2,500) — 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 the data · AI

Ask anything about your 2021 Subaru WRX

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.

Dash light, leak, worn part — snap it and we'll read it against this car's record.

Answers use this vehicle's NHTSA complaint & recall record — owner-reported and unverified, not a diagnosis. Verify anything safety-critical with a mechanic.

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Top trouble spots 1 category with 3+ complaints

powertrain
6 reports · avg $2,500
moderate
Buyer's checklist
Going to look at one? Use the pre-purchase inspection list.
Generated from this 2021 WRX's actual NHTSA complaint history — every item points at a documented failure pattern on this exact vehicle, not generic walkaround filler.
See the checklist ->
Honest Calculator
Should you buy an extended warranty on this 2021 WRX?
We pulled the math: risk-weighted exposure, typical contract cost, and our verdict on whether coverage pencils out for this specific vehicle.
See the calculator ->

What owners are saying recent NHTSA-filed complaints · verbatim

2021 WRX · steering
Hello my name is [XXX], I'm the first time owner of this vehicle, purchased this vehicle new of the dealer with 5 miles, ever since I bought it the car has an issue that it steers to the right at any speed, road, condition very dangerous. Over the past months and years I told…
10/24/2022 · NHTSA ODI #11490528.0
2021 WRX · visibility
I was de-frosting my windshield early in the morning when I watched a crack start at the base of the driver's side windshield and travel up the window and back down to the base of the windshield. The car was not moving, there was no impact to the windshield at all. I contacted…
08/23/2022 · NHTSA ODI #11480723.0
2021 WRX · engine
In October 2024, my vehicle, a 2021 Subaru WRX STI, was purchased from a Toyota dealership (Fort Bend Sterling McCall Toyota). The dealership sold the vehicle with an oil issue and a modified ECM. This issue caused catastrophic engine failure while driving. The vehicle stalled…
06/21/2025 · NHTSA ODI #11668269.0
2021 WRX · powertrain
I am filing this complaint to report a serious safety concern involving my 2021 Subaru WRX, which is currently covered under the manufacturer’s powertrain warranty as well as an extended warranty. Subaru of Ontario, an authorized Subaru dealership, failed to properly diagnose…
View all 13 owner complaints →
Had a problem with your 2021 Subaru WRX? File a complaint with NHTSA → It's free and official — owner filings are what build the federal safety record behind this page.

Estimate your repair exposure

Drag to your current mileage. Numbers are derived from this vehicle's complaint history.

0 mi 200k mi
At 80,000 miles
Likely repair cost in next 24 months
$0

Active recalls showing 1 of 1

severe NHTSA 22V522000 July 21, 2022

Subaru of America, Inc

Inoperative backup lights and an inoperative rearview camera can reduce vehicle visibility and driver awareness, increasing the risk of a crash.

Fix: Dealers will inspect and replace the backup light switch, as necessary, free of charge. Owner notification letters were mailed September 16, 2022. Owners may contact Subaru's customer service at 1-844-373-6614. Subaru's number for this recall is WRE-22.

Common questions

Is the 2021 Subaru WRX reliable?

Mostly yes. With a reliability score of 8.6 out of 10 based on 13 owner complaints filed with NHTSA, the 2021 Subaru WRX 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 Subaru WRX?

On the NHTSA data, the 2021 Subaru WRX 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 8.6/10 — above the segment average; 1 recall campaign on file. 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 Subaru WRX?

Inspect the powertrain first — it's the most-reported issue on this model, with 6 owner complaints filed. Average repair cost runs about $2,500 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 Subaru WRX a good used car to buy?

It scores 8.6 out of 10 on our NHTSA-based read of 13 owner complaints. The main thing to watch is powertrain. 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 Subaru WRX?

Based on NHTSA records, the most-reported issue is powertrain, with 6 complaints filed. Average repair cost runs about $2,500 at an independent shop.

What's the most expensive thing that goes wrong?

The powertrain is one of the costlier repair items. Average repair cost runs about $2,500 at an independent shop. Catching early warning signs can sometimes extend life by 20–30,000 miles.

How do I check if my Subaru WRX 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 Subaru WRX?

Math is straightforward: a quality service contract runs $1,800–3,500 over 3 years. With 13 complaints on file and the costliest repair averaging $2,500, 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.

Related

Recall and complaint data sourced from the National Highway Traffic Safety Administration (NHTSA) public records database, last synced 1 day ago. Verify the raw federal record at nhtsa.gov/vehicle/2021/Subaru/WRX. Editorial commentary written by ProblemsByVin contributors and reviewed by ASE-certified mechanics. We are not affiliated with Subaru. Some links on this page are affiliate links and we may earn a commission if you complete a quote or purchase.
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