What are the most common problems with the 2021 Lexus IS?

Zero recalls and zero complaints indicate a high level of initial reliability and build quality.

How many recalls does the 2021 Lexus IS have?

The 2021 Lexus IS currently has 0 recalls on file. Review the full recall report to see affected components and available remedies.

Is the 2021 Lexus IS a good buy used?

Verdict: Proceed with caution. Zero recalls and zero complaints indicate a high level of initial reliability and build quality. The 3.5L V6 engine and All-Wheel Drive drivetrain offer capable performance. Average combined fuel economy is 22 MPG, with premium fuel required. While overall safety ratings are unavailable, Lexus typically prioritizes occupant protection. Pay attention to the 10 Technical Service Bulletins (TSBs) for potential minor adjustments or software updates that could affect user experience. Always verify service history, open recalls, and maintenance records before purchasing.

What maintenance costs should I expect for the 2021 Lexus IS?

Refer to the maintenance cost guide for interval schedules, DIY difficulty ratings, and typical repair cost ranges for the 2021 Lexus IS.

2021 Lexus IS Report

Known issues, recalls, running costs, and what to check before you buy.

Updated Jul 5, 2026Daniel Wilson

Overall Score

Our Verdict

Proceed with caution

Key Takeaways

Zero recalls and zero complaints indicate a high level of initial reliability and build quality.
The 3.5L V6 engine and All-Wheel Drive drivetrain offer capable performance.
Average combined fuel economy is 22 MPG, with premium fuel required.
While overall safety ratings are unavailable, Lexus typically prioritizes occupant protection.

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Overview

2021 Lexus IS

The 2021 Lexus IS offers a compelling blend of luxury and dependability for the used car market. With a robust V6 engine paired with an automatic transmission and all-wheel drive, it delivers competent performance. Its clean NHTSA record, showing no recalls or complaints, points to strong initial build quality. While official safety ratings are not available, the vehicle's inherent Lexus reputation for reliability holds true for this model year. Fuel economy is respectable for its class, averaging 22 MPG combined.

Critical Failure Risk

While not failures, TSBs address potential software glitches, minor component adjustments, or feature enhancements. These can range from infotainment system updates to minor drivability improvements.

Early detection can help you avoid a $0-$200 repair.

Open Maintenance Analysis →

Safety & Bulletins

Recall Campaigns0

Service Bulletins10

Campaign counts apply to this model year, not your VIN's repair status. Check your VIN with NHTSA.

Full Recall History →

Owner Complaints

No primary complaint themes found.

Detailed Issue Breakdown →

Performance & Efficiency

Fuel Efficiency

Combined

MPG

City

MPG

Highway

MPG

Full Vehicle Specifications ↓

Reliability

Practicality

Buyer Fit

Who This Car Is For

Best for

Drivers seeking a reliable and comfortable luxury sedan with a strong emphasis on build quality.

+2 more buyer-fit notes in the full report

Avoid if

Performance enthusiasts demanding cutting-edge handling or blistering acceleration.

+2 more buyer-fit warnings in the full report

2021 Lexus IS Reliability Analysis

Specs

Vehicle Specs

Fuel Type: Premium
Seating Capacity: 5
Transmission: Automatic
Drivetrain: All-Wheel Drive
Body Style: Sedan
EPA Combined MPG: 22

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Most Common Issues

1. Technical Service Bulletins (TSBs)

Most reported

Usage data observed

See all common issues in the maintenance guide

First Service Interval

- Oil Change (5W-30 Synthetic) (Parts: 5W-30 Synthetic Oil, Oil Filter) - Tire Rotation and Inspection - Brake Inspection - Fluid Level Check (coolant, brake, washer)

Est. shop cost: $150 - $250

5,000 mi

Unlock the full maintenance guide for every scheduled service interval and cost forecast.

Full pre-purchase inspection checklist

Complete maintenance schedule (5 service intervals)

Repair forecasts with mileage and cost context

Full buyer-fit guidance and who should avoid it

Full specs and trim-level context

Full safety recall details

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FAQ

Is the 2021 Lexus IS reliable?

The CarFocal Reliability Score for the 2021 Lexus IS is 8.9/10. Reliability score is 8.9/10. NHTSA recalls: 0. Owner complaints: 0.

How practical is the 2021 Lexus IS for daily use?

EPA combined economy is 22 MPG. Seating capacity is 5.

What is the overall score for the 2021 Lexus IS?

The CarFocal Overall Score for the 2021 Lexus IS is 6.9/10. Overall score is 6.9/10 (Good). Confidence 41%. Maintenance 8.6/10.

What does it cost to own and maintain a 2021 Lexus IS?

Based on Carfocal's data, First listed service: - Oil Change (5W-30 Synthetic) (Parts: 5W-30 Synthetic Oil, Oil Filter) - Tire Rotation and Inspection - Brake Inspection - Fluid Level Check (coolant, brake, washer) at 5,000 miles. Estimated first-year maintenance: $400 - $700. Repair prediction highlight: Brake Pads/Rotors (typical at 60,000 miles, estimated cost Min: $600 • Max: $1000).

What engine is in the 2021 Lexus IS?

Engine specs list 6 • 3.5.

What transmission does the 2021 Lexus IS use?

According to CarFocal's specs for the 2021 Lexus IS, transmission is Automatic. The paired drivetrain is All-Wheel Drive.

Does the 2021 IS require Premium gas?

Manufacturer fuel recommendation: Premium.

What is the combined EPA MPG for the 2021 Lexus IS?

EPA combined estimate is 22 MPG.

What driver assistance and safety features are available on the 2021 Lexus IS?

15 standard and 1 optional driver assistance features. Key features include Anti-lock Braking System, Electronic Stability Control, Traction Control.

How many people fit in a 2021 Lexus IS?

According to CarFocal's specs for the 2021 Lexus IS, seating capacity is 5.

What body style is the 2021 Lexus IS?

According to CarFocal's specs for the 2021 Lexus IS, body style is sedan.

What drivetrain does the 2021 Lexus IS use?

According to CarFocal's specs for the 2021 Lexus IS, drivetrain is All-Wheel Drive. Transmission is Automatic.

Should buyers consider alternatives to the 2021 Lexus IS?

Alternatives listed in this guide: 2021 Audi A4 and 2021 Mercedes-Benz C-Class.