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2021 Cadillac XT6 Overview, Reviews, Ratings & Specs

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Cathleen V | March 31, 2025
The Cadillac XT6, introduced in 2020, is a mid-size luxury crossover SUV. The 2021 model year builds upon this foundation. Key trims include Luxury, Premium Luxury, and Sport. It offers three rows of seating, appealing to families seeking luxury and space. The original pricing ranged from approximately $48,000 to $60,000, depending on trim and options. It stands out for its sophisticated styling and comfortable ride, blending practicality with Cadillac's signature luxury.
The Good

The 2021 Cadillac XT6 offers a comfortable and quiet ride, appealing to practical buyers seeking a smooth daily commute. Its elegant design and luxurious interior provide a sense of prestige, satisfying emotional desires. The available V6 engine offers adequate performance. While not the most fuel-efficient, it provides a balance of power and relative economy within its class. Reliability is generally good, and the XT6 holds its value reasonably well.

The Bad

The 2021 Cadillac XT6's weaknesses include a somewhat cramped third row, making it best suited for children. The base engine can feel underpowered for a vehicle of its size. Some reviewers note that the interior, while luxurious, doesn't quite match the level of refinement found in some competitors. Infotainment system glitches have also been reported. Potential buyers should inspect the electronics carefully and consider the V6 engine for better performance.

2021 Cadillac XT6: Quick Overview

  • Engine Options:
    • 2.0L Turbocharged 4-cylinder: Available on Luxury trim.
    • 3.6L V6: Standard on Premium Luxury and Sport trims, optional on Luxury.
  • Horsepower:
    • 2.0L Turbo: 237 hp
    • 3.6L V6: 310 hp
  • Fuel Economy (EPA Estimated):
    • 2.0L Turbo (FWD): 21 MPG City / 27 MPG Highway
    • 3.6L V6 (FWD): 19 MPG City / 26 MPG Highway
    • 3.6L V6 (AWD): 18 MPG City / 25 MPG Highway
  • 0-60 Times (Estimated):
    • 2.0L Turbo: Around 7.8 seconds
    • 3.6L V6: Around 6.8 seconds
  • Towing Capacity:
    • Up to 4,000 lbs (when properly equipped with the V6 engine).
  • Trim-Level Features:
    • Luxury: Leatherette upholstery, 8-inch touchscreen infotainment system, Apple CarPlay, Android Auto, tri-zone automatic climate control, rear park assist.
    • Premium Luxury: Leather upholstery, hands-free liftgate, wireless device charging, lane change alert with side blind zone alert, rear cross-traffic alert, navigation, Bose premium audio system.
    • Sport: Sport-tuned suspension, unique exterior styling, carbon fiber interior trim, performance all-wheel drive with active yaw control, 20-inch wheels.

2021 Cadillac XT6 Specifications

Vehicle Information
Year 2021
Make Cadillac
Model XT6
Trim -
Style -
Type Sport Utility Vehicle
Category Standard Sport Utility Vehicle
Manufacturing Details
Made In United States
Manufacturing City SPRINGHILL
Dimensions
Doors 4-Door
Curb Weight -
Gross Vehicle Weight Rating 7000 pounds
Overall Height -
Overall Length -
Overall Width -
Wheelbase Length -
Standard Seating 7
Engine & Performance
Engine LGX
Engine Size 3.6L
Engine Cylinders 6
Transmission 9 Automatic
Transmission Type Automatic
Transmission Speeds 9-Speed
Drivetrain Front-Wheel Drive
Additional Features
Anti-Brake System Standard
Steering Type -
Pricing
Manufacturer Suggested Retail Price (MSRP) -
Invoice Price -
Delivery Charges -

Vehicle History Report

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Specifications
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Market Price
Analysis

What Problems Does the 2021 Cadillac XT6 Have?

Frequently reported problems for the 2021 Cadillac XT6 include issues with the infotainment system, such as freezing, lagging, and connectivity problems with Apple CarPlay and Android Auto. Some owners have reported problems with the climate control system, including inconsistent temperature regulation. There have also been reports of minor electrical glitches and sensor malfunctions.
Regarding recalls, it's essential to check the National Highway Traffic Safety Administration (NHTSA) website for the most up-to-date information. Recalls can vary depending on the production date and specific components installed.
Long-term reliability concerns generally revolve around the electronic components and the potential for increased maintenance costs associated with a luxury vehicle. The 9-speed automatic transmission, while generally reliable, has had some isolated reports of rough shifting. The V6 engine is generally considered reliable, but the 2.0L turbo engine is relatively new, so its long-term reliability is still being assessed. Checking owner forums and reliability surveys can provide further insights into potential long-term issues.

How long will the 2021 Cadillac XT6 last?

With regular maintenance, a 2021 Cadillac XT6 can reasonably be expected to last for 150,000 to 200,000 miles or 10 to 13 years. Proper maintenance, including timely oil changes, fluid flushes, and inspections, is crucial. Long-term durability largely depends on driving habits and environmental factors. Potential weaknesses over time include the degradation of rubber components like hoses and seals, which can lead to leaks. Electronic components may also be prone to failure as the vehicle ages. Rust can also be a factor in regions with harsh winters and road salt use. Keeping the vehicle clean and garaged can help extend its lifespan.

What Technology & Safety Features are Included?

The 2021 Cadillac XT6 boasts a range of built-in tech features. It comes standard with an 8-inch touchscreen infotainment system featuring Apple CarPlay and Android Auto compatibility. Higher trims offer a Bose premium audio system and navigation.
Driver-assistance features include standard rear park assist, and available features such as adaptive cruise control, lane keep assist, lane departure warning, blind-spot monitoring, and rear cross-traffic alert. A rearview camera is standard, and a surround-view camera system is available.
Safety features include multiple airbags, stability control, and traction control. Optional safety features may include automatic emergency braking, forward collision alert, and pedestrian detection.
The NHTSA (National Highway Traffic Safety Administration) and IIHS (Insurance Institute for Highway Safety) conduct crash tests. Check their websites for the latest crash-test ratings for the 2021 Cadillac XT6. Remember that crash test results can vary based on specific model configurations and testing methodologies. Optional features like enhanced visibility packages can further improve safety.

What Colors Options are Available?

Exterior Colors
Radiant Silver Metallic
Satin Steel Metallic
Crystal White Tricoat
Dark Moon Blue Metallic
Garnet Metallic
Shadow Metallic
Wave Metallic
Stellar Black Metallic
Bronze Dune Metallic
Rosewood Metallic
Infrared Tintcoat
Interior Colors
Jet Black
Light Platinum
Cirrus with Dark Auburn Accents
Jet Black with Jet Black Accents
Maple Sugar with Jet Black Accents
Whisper Beige with Jet Black Accents
Dark Atmosphere with Jet Black Accents
Cocoa with Light Wheat Accents
Gingersnap with Jet Black Accents

2021 Cadillac XT6 Prices and Market Value

The 2021 Cadillac XT6 had a starting MSRP of around $48,000 when new, with higher trims reaching upwards of $60,000 depending on options. Currently, used market prices for a 2021 XT6 range from approximately $35,000 to $45,000, depending on mileage, condition, and trim level.
Depreciation is typical for a luxury SUV. Factors affecting resale value include mileage, condition, accident history, trim level, and optional equipment. Models with lower mileage, a clean vehicle history report, and popular options like the V6 engine and advanced safety features tend to command higher resale prices. Market demand for SUVs also influences resale value.

2021 Cadillac XT6 Cost of Ownership

The 2021 Cadillac XT6 is relatively costly to own. Insurance premiums are higher than average due to its luxury status and potential repair costs. Fuel costs depend on driving habits and engine choice, but the V6 is not particularly fuel-efficient. Maintenance and repair costs can be significant, especially for complex systems and specialized parts. While not the most economical choice, proper maintenance can mitigate some costs. Budgeting for potential repairs is recommended for long-term ownership.

2021 Cadillac XT6 Fuel Efficiency

Fuel Type Gasoline
Fuel Capacity -
City Mileage -
Highway Mileage -

2021 Cadillac XT6 Safety Rating

NHTSA
Overall Rating
Overall Frontal Star Rating
Side Overall Star Rating
Overall Rollover Star Rating
Combined Front Seat Rating
Combined Rear Seat Rating
Overall Frontal Star Rating
Frontal Barrier Star Ratings Not Tested
Overall Side Star Rating
Side Barrier Star Ratings
Side Pole Star Rating
Combined Side Barrier And Side Pole Star Ratings Not Tested
Rollover Resistance Star Rating

2021 Cadillac XT6 Recalls & Defects

Fuel System, Gasoline:delivery:hoses, Lines/Piping, and Fittings
Recall date 2021-06-03
Recall no. 21v422000
Source NHTSA
Summary General Motors, Llc. (Gm) IS Recalling Certain 2021 Cadillac Xt5, Xt6, and GMC Acadia Vehicles. THE Fuel Supply Lines MAY BE Improperly Attached and Seated.
Consequence Improperly Attached and Seated Fuel Supply Lines MAY Loosen or Separate, Causing A Fuel Leak and Increasing THE Risk OF A Fire.
Remedy Dealers Will Inspect and Replace Fuel Supply Lines AS Necessary, Free OF Charge. Owner Notification Letters Were Mailed ON July 1, 2021. Owners MAY Contact Cadillac Customer Service AT 1-800-458-8006 and GMC Customer Service AT 1-800-462-8782. Gm's Number FOR This Recall IS N212335590.
Notes Owners MAY Also Contact THE National Highway Traffic Safety Administration Vehicle Safety Hotline AT 1-888-327-4236 (Tty 1-800-424-9153), or GO TO Www.nhtsa.gov.
Back Over Prevention: Sensing System: Camera
Recall date 2022-09-22
Recall no. 22v709000
Source NHTSA
Summary General Motors, LLC (Gm) IS Recalling Certain 2020-2021 Cadillac Xt5, Xt6, and GMC Acadia Vehicles Equipped With THE Optional Surround Vision Feature. THE Rearview Camera Coaxial Cable Connectors MAY Have Been Crimped Improperly, Causing THE Rearview Camera TO Fail or Function Intermittently.
Consequence AN Inoperative Rearview Camera CAN Reduce THE Driver's Rear Visibility, Increasing THE Risk OF A Crash.
Remedy Dealers Will Replace THE Coaxial Cables, Free OF Charge. Owner Notification Letters Were Mailed January 18, 2023. Owners MAY Contact Cadillac Customer Service AT 1-800-458-8006 or GMC Customer Service AT 1-800-462-8782. Gm's Number FOR This Recall IS N222378380.
Notes Owners MAY Also Contact THE National Highway Traffic Safety Administration Vehicle Safety Hotline AT 1-888-327-4236 (Tty 1-800-424-9153), or GO TO Www.nhtsa.gov.

2021 Cadillac XT6 Insurance

Insurance for a 2021 Cadillac XT6 is moderately priced, reflecting its status as a Sport Utility Vehicle with strong safety ratings and
reasonable repair costs.

How Does the 2021 Cadillac XT6 Compare to Other Sport Utility Vehicle?

The 2021 Cadillac XT6 competes with other mid-size luxury SUVs such as the Acura MDX, Lexus RX 350L, Audi Q7, and Volvo XC90. In terms of performance, the Audi Q7 and Volvo XC90 often offer more engaging driving experiences with stronger engine options. The Lexus RX 350L is known for its exceptional reliability, while the Acura MDX provides a compelling blend of features and value.
The XT6's interior is luxurious, but some rivals offer more modern designs and higher-quality materials. The Q7 and XC90 generally have more advanced technology features. The XT6's pricing is competitive, but other vehicles may offer better value for money depending on specific needs and preferences.
Alternatives to consider include the Acura MDX for its reliability and value, the Audi Q7 for its performance and technology, and the Volvo XC90 for its safety and stylish design. The Lexus RX 350L is a good option for buyers prioritizing reliability above all else. Each of these vehicles presents a unique set of strengths and weaknesses, so it's important to compare them carefully.

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11 2023 Hyundai Kona N (0.0★)
12 2023 Nissan ARIYA (5.0★)
1202 2021 Cadillac XT6 (0.0★)

Final Verdict: Is the 2021 Cadillac XT6 a Good Sport Utility Vehicle?

The 2021 Cadillac XT6 is a solid choice for families seeking a comfortable and luxurious three-row SUV. It's ideal for those who value Cadillac's brand image and appreciate a smooth, quiet ride. Whether it's worth buying depends on individual priorities.
A used 2021 XT6 can offer good value, especially if well-maintained and with low mileage. The Premium Luxury trim with the V6 engine strikes a good balance of features and performance. If a spacious third row is a priority, other SUVs might be more suitable. Consider a pre-purchase inspection to identify any potential issues before committing to a purchase. If advanced tech is a must-have, compare it closely to rivals with updated infotainment systems.

2021 Cadillac XT6 Owner Reviews

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Cathleen V

Cathleen is an exceptional freelance writer covering hot topics in the automotive world from a gearhead's perspective. Her articles delve into various aspects of automotive technology and history, offering readers detailed insights into engine performance, reliability, and maintenance. Through her engaging and informative writing, Cathleen provides valuable information to automotive enthusiasts and consumers alike, helping them make informed decisions about vehicle maintenance and purchases.