What are the most common problems with the 2019 Cadillac CT6?

Significant **power train issues** are the primary concern, with reports of wheel lock-up and the vehicle rolling backward when parked.

How many recalls does the 2019 Cadillac CT6 have?

The 2019 Cadillac CT6 currently has 6 recalls on file. Review the full recall report to see affected components and available remedies.

Is the 2019 Cadillac CT6 a good buy used?

Verdict: Proceed with caution. Significant **power train issues** are the primary concern, with reports of wheel lock-up and the vehicle rolling backward when parked. The **automatic transmission recall** (25V148000) is critical, and delayed parts availability has been a major issue, increasing ownership risk. **Brake system** and **Electronic Stability Control (ESC)** issues are also noted, with a recall addressing potential disabling of these systems without warning. Despite a 'Good' public reliability score, the LLM assessment is 'Below Average' due to critical safety-related recalls and concentrated power train complaints. Given the 226 TSBs, expect potential **electrical system complexities** and associated repair costs. Always verify service history, open recalls, and maintenance records before purchasing.

What maintenance costs should I expect for the 2019 Cadillac CT6?

Refer to the maintenance cost guide for interval schedules, DIY difficulty ratings, and typical repair cost ranges for the 2019 Cadillac CT6.

2019 Cadillac CT6 Report

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

Updated May 30, 2026Ryan Davis2 Critical Recalls

Overall Score

Our Verdict

Proceed with caution

Key Takeaways

Significant power train issues are the primary concern, with reports of wheel lock-up and the vehicle rolling backward when parked.
The automatic transmission recall (25V148000) is critical, and delayed parts availability has been a major issue, increasing ownership risk.
Brake system and Electronic Stability Control (ESC) issues are also noted, with a recall addressing potential disabling of these systems without warning.
Despite a 'Good' public reliability score, the LLM assessment is 'Below Average' due to critical safety-related recalls and concentrated power train complaints.

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Overview

2019 Cadillac CT6

The 2019 Cadillac CT6 offers a blend of luxury and performance, but used car buyers should approach with caution. While it boasts a comfortable ride and premium features, its reliability record is a key concern. The vehicle has a notable number of recalls and complaints, particularly centered around its power train and braking systems. With 6 recalls and 17 complaints logged, potential buyers need to be aware of the underlying issues that contribute to its 'Below Average' reliability verdict. The high volume of Technical Service Bulletins (TSBs) also suggests a complex vehicle with potential for electronic gremlins.

Critical Failure Risk

The most frequently reported issue involves the powertrain, specifically the automatic transmission. Complaints include wheel lock-up, hard shifting, transmission failure, and the vehicle rolling backward on inclines. These issues are often linked to recall 25V148000, with parts unavailability exacerbating the problem.

Early detection can help you avoid a $2,000-$5,000 repair.

Open Maintenance Analysis →

Safety & Bulletins

Open Recalls6

Service Bulletins0

Full Recall History →

Owner Complaints

Power Train12

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

Buyers prioritizing luxury features and a comfortable ride over long-term, trouble-free ownership.

+2 more buyer-fit notes in the full report

Avoid if

Drivers seeking a highly reliable vehicle with minimal unexpected repair costs.

+2 more buyer-fit warnings in the full report

2019 Cadillac CT6 Reliability Analysis

Specs

Vehicle Specs

Fuel Type: Premium
Seating Capacity: 5
Transmission: Automatic (S10)
Drivetrain: Rear-Wheel Drive
Body Style: Sedan
EPA Combined MPG: 28

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Most Common Issues

1. Powertrain

Most reported

Usage: 12 reports

2. Braking 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 - Fluid Level Checks (Coolant, Brake, Power Steering)

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 (4 service intervals)

Repair forecasts with mileage and cost context

Full buyer-fit guidance and who should avoid it

Full specs and trim-level context

6 recall campaign details & remedy notes

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FAQ

Is the 2019 Cadillac CT6 reliable?

The CarFocal Reliability Score for the 2019 Cadillac CT6 is 8.1/10. Reliability score is 8.1/10. NHTSA recalls: 6. Owner complaints: 17.

How practical is the 2019 Cadillac CT6 for daily use?

Practicality score is 5.0/10. EPA combined economy is 28 MPG. Seating capacity is 5.

What is the overall score for the 2019 Cadillac CT6?

The CarFocal Overall Score for the 2019 Cadillac CT6 is 6.9/10. Overall score is 6.9/10 (Good). Confidence 55%. Maintenance 8.2/10. Practicality 5.0/10.

What does it cost to own and maintain a 2019 Cadillac CT6?

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 - Fluid Level Checks (Coolant, Brake, Power Steering) at 7,500 miles. Estimated first-year maintenance: $600 - $1,000. Repair prediction highlight: Automatic Transmission (typical at 70,000 miles, estimated cost Min: $2,000 • Max: $5,000+).

What is the MSRP range for the 2019 Cadillac CT6?

Base MSRP is $91,795.

What engine is in the 2019 Cadillac CT6?

Engine specs list 4.2TT • 4 • 2.0.

What transmission does the 2019 Cadillac CT6 use?

According to CarFocal's specs for the 2019 Cadillac CT6, transmission is Automatic (S10). The paired drivetrain is Rear-Wheel Drive.

Does the 2019 CT6 require Premium gas?

Manufacturer fuel recommendation: Premium.

What is the combined EPA MPG for the 2019 Cadillac CT6?

EPA combined estimate is 28 MPG.

What driver assistance and safety features are available on the 2019 Cadillac CT6?

10 standard and 4 optional driver assistance features. Key features include Anti-lock Braking System, Electronic Stability Control, Traction Control.

How many people fit in a 2019 Cadillac CT6?

According to CarFocal's specs for the 2019 Cadillac CT6, seating capacity is 5.

What body style is the 2019 Cadillac CT6?

According to CarFocal's specs for the 2019 Cadillac CT6, body style is sedan.

What drivetrain does the 2019 Cadillac CT6 use?

According to CarFocal's specs for the 2019 Cadillac CT6, drivetrain is Rear-Wheel Drive. Transmission is Automatic (S10).

What are the most common power train problems on the 2019 Cadillac CT6?

Top complaint category: power train (12 reports, 70.6% of complaints).

Are there open safety recalls on the 2019 Cadillac CT6?

This model year has 6 official safety campaigns listed.

Should buyers consider alternatives to the 2019 Cadillac CT6?

Alternative listed in this guide: 2019 Mercedes-Benz E-Class.