What are the most common problems with the 2021 Cadillac XT4?

The XT4's reliability is rated as average, with notable concerns in the **electrical system** and **fuel/propulsion system**. Expect potential costs associated with these components.

How many recalls does the 2021 Cadillac XT4 have?

The 2021 Cadillac XT4 currently has 2 recalls on file. Review the full recall report to see affected components and available remedies.

Is the 2021 Cadillac XT4 a good buy used?

Verdict: Proceed with caution. The XT4's reliability is rated as average, with notable concerns in the **electrical system** and **fuel/propulsion system**. Expect potential costs associated with these components. The most frequently reported issues include electrical system malfunctions and fuel pump control module failures, which can cause stalling and restart problems. Two recalls were issued, primarily concerning improperly secured rear seat belt retractors. Ensure these have been addressed. Fuel economy is respectable for its class, achieving a combined 24 MPG, but premium fuel is required. Safety ratings show 4 stars for frontal and rollover impacts, but overall and side crash ratings are not available. Always verify service history, open recalls, and maintenance records before purchasing.

What maintenance costs should I expect for the 2021 Cadillac XT4?

Refer to the maintenance cost guide for interval schedules, DIY difficulty ratings, and typical repair cost ranges for the 2021 Cadillac XT4.

2021 Cadillac XT4 Report

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

Updated May 30, 2026Ethan Miller

Overall Score

Our Verdict

Proceed with caution

Key Takeaways

The XT4's reliability is rated as average, with notable concerns in the electrical system and fuel/propulsion system. Expect potential costs associated with these components.
The most frequently reported issues include electrical system malfunctions and fuel pump control module failures, which can cause stalling and restart problems.
Two recalls were issued, primarily concerning improperly secured rear seat belt retractors. Ensure these have been addressed.
Fuel economy is respectable for its class, achieving a combined 24 MPG, but premium fuel is required.

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Overview

2021 Cadillac XT4

The 2021 Cadillac XT4 offers a premium compact SUV experience with its standard all-wheel drive and comfortable interior. However, used car shoppers should be aware of its average reliability rating. The XT4 faces scrutiny for its electrical and fuel systems, with documented issues that could impact long-term ownership costs and drivability. While it provides a refined ride, potential buyers must weigh these concerns against its luxury appeal.

Critical Failure Risk

Failures of the fuel pump control module have been reported, leading to critical issues such as engine stalling and the inability to restart the vehicle. Some owners have experienced dual failures within a relatively short mileage.

Early detection can help you avoid a $600-$1,000 repair.

Open Maintenance Analysis →

Safety & Bulletins

Open Recalls2

Service Bulletins0

Full Recall History →

Owner Complaints

Electrical System3

Detailed Issue Breakdown →

Performance & Efficiency

Fuel Efficiency

Combined

MPG

City

MPG

Highway

MPG

Full Vehicle Specifications ↓

Reliability

Practicality

The score is mainly limited by high fuel consumption.

Buyer Fit

Who This Car Is For

Best for

Drivers seeking a comfortable and stylish compact luxury SUV with standard all-wheel drive.

+2 more buyer-fit notes in the full report

Avoid if

Buyers prioritizing long-term, worry-free ownership with minimal repair risk.

+2 more buyer-fit warnings in the full report

2021 Cadillac XT4 Reliability Analysis

Specs

Vehicle Specs

Fuel Type: Premium
Seating Capacity: 5
Transmission: Automatic
Drivetrain: All-Wheel Drive
Body Style: Suv
EPA Combined MPG: 24

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Most Common Issues

1. Electrical System

Most reported

Usage: 3 reports

2. Fuel System

Usage: 2 reports

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 System Inspection - Cabin Air Filter Replacement

Est. shop cost: $150 - $250

7,500 mi

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

Full pre-purchase inspection checklist

Complete maintenance schedule (6 service intervals)

Repair forecasts with mileage and cost context

Full buyer-fit guidance and who should avoid it

Full specs and trim-level context

2 recall campaign details & remedy notes

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FAQ

Is the 2021 Cadillac XT4 reliable?

The CarFocal Reliability Score for the 2021 Cadillac XT4 is 8.8/10. Reliability score is 8.8/10. NHTSA recalls: 2. Owner complaints: 13.

How practical is the 2021 Cadillac XT4 for daily use?

Practicality score is 4.4/10. The score is mainly limited by high fuel consumption. EPA combined economy is 24 MPG. Seating capacity is 5.

What is the overall score for the 2021 Cadillac XT4?

The CarFocal Overall Score for the 2021 Cadillac XT4 is 6.9/10. Overall score is 6.9/10 (Good). Confidence 55%. Maintenance 8.3/10. Practicality 4.4/10.

What does it cost to own and maintain a 2021 Cadillac XT4?

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 System Inspection - Cabin Air Filter Replacement at 7,500 miles. Estimated first-year maintenance: $400 - $700. Repair prediction highlight: Fuel Pump Control Module (typical at 25,000 miles, estimated cost Min: $600 • Max: $1,000).

What engine is in the 2021 Cadillac XT4?

Engine specs list 4 • 2.0.

What transmission does the 2021 Cadillac XT4 use?

According to CarFocal's specs for the 2021 Cadillac XT4, transmission is Automatic. The paired drivetrain is All-Wheel Drive.

Does the 2021 XT4 require Premium gas?

Manufacturer fuel recommendation: Premium.

What is the combined EPA MPG for the 2021 Cadillac XT4?

EPA combined estimate is 24 MPG.

What driver assistance and safety features are available on the 2021 Cadillac XT4?

14 standard and 2 optional driver assistance features. Key features include Anti-lock Braking System, Electronic Stability Control, Traction Control.

How many people fit in a 2021 Cadillac XT4?

According to CarFocal's specs for the 2021 Cadillac XT4, seating capacity is 5.

What body style is the 2021 Cadillac XT4?

According to CarFocal's specs for the 2021 Cadillac XT4, body style is suv.

What drivetrain does the 2021 Cadillac XT4 use?

According to CarFocal's specs for the 2021 Cadillac XT4, drivetrain is All-Wheel Drive. Transmission is Automatic.

What are the NHTSA safety ratings for the 2021 Cadillac XT4?

NHTSA ratings: Frontal 4/5 • Rollover 4/5.

What are the most common electrical system problems on the 2021 Cadillac XT4?

Top complaint category: electrical system (3 reports, 23.1% of complaints).

Are there open safety recalls on the 2021 Cadillac XT4?

This model year has 2 official safety campaigns listed.

Should buyers consider alternatives to the 2021 Cadillac XT4?

Alternatives listed in this guide: 2021 BMW X1 and 2021 Audi Q3.