Used Cadillac CT6 for Sale nearHuntsville, TX
Shop with transparent pricing.
Only show listings that include dealer fees- Year:
- 2017
- Make:
- Cadillac
- Model:
- CT6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 404 hp 3L V6
- Exterior color:
- Moonstone Metallic
- Combined gas mileage:
- 22 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 113,191
- Stock #:
- B4187960
- VIN:
- 1G6KN5R62HU187960
Sponsored by THIScar
2017 Cadillac CT6
3.0TT Platinum AWD
113,191 mi
$19,775
- Year:
- 2016
- Make:
- Cadillac
- Model:
- CT6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 265 hp 2L I4
- Exterior color:
- Gray
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Beige)
- Transmission:
- 8-Speed Automatic
- Mileage:
- 102,805
- Stock #:
- 163311
- VIN:
- 1G6KC5RX3GU163311
Sponsored Listing
2016 Cadillac CT6
2.0T Luxury RWD
102,805 mi
$14,599
- Year:
- 2017
- Make:
- Cadillac
- Model:
- CT6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 404 hp 3L V6
- Exterior color:
- Radiant Silver Metallic
- Combined gas mileage:
- 22 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 107,006
- Stock #:
- HM7934
- VIN:
- 1G6KE5R64HU207934
Sponsored Listing
2017 Cadillac CT6
3.0TT Luxury AWD
107,006 mi
$17,224
- Year:
- 2018
- Make:
- Cadillac
- Model:
- CT6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3.6L V6
- Exterior color:
- Gray (Steel Metallic)
- Combined gas mileage:
- 22 MPG
- Fuel type:
- Gasoline
- Interior color:
- Gray (Light Platinum With Jet Black Accents)
- Transmission:
- Automatic
- Mileage:
- 66,694
- Stock #:
- PAW275
- VIN:
- 1G6KG5RS3JU126016
2018 Cadillac CT6
3.6L Premium Luxury AWD
66,694 mi
$28,436
- Year:
- 2017
- Make:
- Cadillac
- Model:
- CT6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 404 hp 3L V6
- Exterior color:
- Radiant Silver Metallic
- Combined gas mileage:
- 22 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 107,006
- Stock #:
- HM7934
- VIN:
- 1G6KE5R64HU207934
2017 Cadillac CT6
3.0TT Luxury AWD
107,006 mi
$17,224
- Year:
- 2019
- Make:
- Cadillac
- Model:
- CT6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 404 hp 3L V6
- Exterior color:
- Black
- Combined gas mileage:
- 22 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 88,059
- Stock #:
- GKU120872
- VIN:
- 1G6KN5R61KU120872
2019 Cadillac CT6
3.0TT Sport AWD
88,059 mi
$26,219
- Year:
- 2020
- Make:
- Cadillac
- Model:
- CT6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 500 hp 4.2L V8
- Exterior color:
- Gray
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 30,835
- Stock #:
- PLU105845
- VIN:
- 1G6KV5RJ3LU105845
2020 Cadillac CT6
4.2TT Platinum AWD
30,835 mi
$50,216
- Year:
- 2017
- Make:
- Cadillac
- Model:
- CT6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 404 hp 3L V6
- Exterior color:
- Crystal White Tricoat
- Combined gas mileage:
- 22 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 111,013
- Stock #:
- HU149543
- VIN:
- 1G6KE5R65HU149543
2017 Cadillac CT6
3.0TT Luxury AWD
111,013 mi
$17,458
- Year:
- 2016
- Make:
- Cadillac
- Model:
- CT6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 265 hp 2L I4
- Exterior color:
- Gray
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Beige)
- Transmission:
- 8-Speed Automatic
- Mileage:
- 102,805
- Stock #:
- 163311
- VIN:
- 1G6KC5RX3GU163311
2016 Cadillac CT6
2.0T Luxury RWD
102,805 mi
$14,599
- Year:
- 2018
- Make:
- Cadillac
- Model:
- CT6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 404 hp 3L V6
- Exterior color:
- Gray (Satin Steel Metallic)
- Combined gas mileage:
- 22 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 92,669
- Stock #:
- JU159355
- VIN:
- 1G6KJ5R68JU159355
2018 Cadillac CT6
3.0TT Premium Luxury AWD
92,669 mi
$24,458
- Year:
- 2019
- Make:
- Cadillac
- Model:
- CT6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 237 hp 2L I4
- Exterior color:
- Black
- Combined gas mileage:
- 29 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 53,621
- Stock #:
- 19904
- VIN:
- 1G6KA5RK8KU115144
2019 Cadillac CT6
2.0T Luxury RWD
53,621 mi
$29,705
- Year:
- 2019
- Make:
- Cadillac
- Model:
- CT6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 404 hp 3L V6
- Exterior color:
- Gray
- Combined gas mileage:
- 22 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 61,945
- Stock #:
- KU133713T
- VIN:
- 1G6KN5R62KU133713
2019 Cadillac CT6
3.0TT Sport AWD
61,945 mi
$32,193
- Year:
- 2018
- Make:
- Cadillac
- Model:
- CT6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3.6L V6
- Exterior color:
- Black
- Combined gas mileage:
- 22 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 77,780
- Stock #:
- 158400
- VIN:
- 1G6KD5RS9JU158400
2018 Cadillac CT6
3.6L Luxury AWD
77,780 mi
$24,046
Customer summary
The Cadillac CT6 has consistently impressed owners across its model years, with many praising its luxurious feel, smooth ride, and powerful performance. Reviewers often highlight its advanced technology and spacious interiors. However, some concerns have been raised about seating comfort and road noise, with a few drivers even pointing out issues with the touch screen and transmission. While it offers an enjoyable driving experience, high maintenance costs and missing features at certain trim levels have also been noted as drawbacks.
- Year:
- 2017
- Make:
- Cadillac
- Model:
- CT6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3.6L V6
- Exterior color:
- Black
- Combined gas mileage:
- 22 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 41,562
- Stock #:
- EYC-140913
- VIN:
- 1G6KB5RS3HU140913
2017 Cadillac CT6
3.6L AWD
41,562 mi
$26,257
- Year:
- 2017
- Make:
- Cadillac
- Model:
- CT6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 404 hp 3L V6
- Exterior color:
- Moonstone Metallic
- Combined gas mileage:
- 22 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 113,191
- Stock #:
- B4187960
- VIN:
- 1G6KN5R62HU187960
2017 Cadillac CT6
3.0TT Platinum AWD
113,191 mi
$19,775
- Year:
- 2018
- Make:
- Cadillac
- Model:
- CT6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3.6L V6
- Exterior color:
- Crystal White Tricoat
- Combined gas mileage:
- 22 MPG
- Fuel type:
- Gasoline
- Interior color:
- Cinnamon with Jet Black Accents
- Transmission:
- Automatic
- Mileage:
- 57,349
- Stock #:
- 120969
- VIN:
- 1G6KG5RS8JU120969
2018 Cadillac CT6
3.6L Premium Luxury AWD
57,349 mi
$30,400
- Year:
- 2020
- Make:
- Cadillac
- Model:
- CT6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3.6L V6
- Exterior color:
- Black
- Combined gas mileage:
- 22 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 110,447
- Stock #:
- JYC-107095
- VIN:
- 1G6KB5RS5LU107095
2020 Cadillac CT6
3.6L Luxury AWD
110,447 mi
$25,731
- Year:
- 2017
- Make:
- Cadillac
- Model:
- CT6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 265 hp 2L I4
- Exterior color:
- Black
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 69,540
- Stock #:
- 70041216
- VIN:
- 1G6KA5RX3HU198972
2017 Cadillac CT6
2.0T RWD
69,540 mi
$20,797
- Year:
- 2016
- Make:
- Cadillac
- Model:
- CT6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3.6L V6
- Exterior color:
- Black Raven
- Combined gas mileage:
- 22 MPG
- Fuel type:
- Gasoline
- Interior color:
- Gray (Light Platinum with Jet Black Accents Leather)
- Transmission:
- Automatic
- Mileage:
- 80,490
- Stock #:
- 164726
- VIN:
- 1G6KF5RSXGU164726
2016 Cadillac CT6
3.6L Premium Luxury AWD
80,490 mi
$18,225
- Year:
- 2017
- Make:
- Cadillac
- Model:
- CT6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3.6L V6
- Exterior color:
- Titanium
- Combined gas mileage:
- 22 MPG
- Fuel type:
- Gasoline
- Interior color:
- Gray
- Transmission:
- 8-Speed Automatic
- Mileage:
- 103,679
- Stock #:
- 164902
- VIN:
- 1G6KD5RS5HU164902
2017 Cadillac CT6
3.6L Luxury AWD
103,679 mi
$19,124
- Year:
- 2016
- Make:
- Cadillac
- Model:
- CT6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3.6L V6
- Exterior color:
- White
- Combined gas mileage:
- 22 MPG
- Fuel type:
- Gasoline
- Interior color:
- White
- Transmission:
- 8-Speed Automatic
- Mileage:
- 95,395
- Stock #:
- 166521
- VIN:
- 1G6KF5RS2GU166521
-$1,000
2016 Cadillac CT6
3.6L Premium Luxury AWD
95,395 mi
$20,766
$19,766
- Year:
- 2018
- Make:
- Cadillac
- Model:
- CT6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3.6L V6
- Exterior color:
- Blue
- Combined gas mileage:
- 22 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Tan)
- Transmission:
- 8-Speed Automatic
- Mileage:
- 95,704
- Stock #:
- JYC-114184
- VIN:
- 1G6KD5RS7JU114184
2018 Cadillac CT6
3.6L Luxury AWD
95,704 mi
$22,031
- Year:
- 2020
- Make:
- Cadillac
- Model:
- CT6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3.6L V6
- Exterior color:
- Gray
- Combined gas mileage:
- 22 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 47,508
- Stock #:
- 19783
- VIN:
- 1G6KE5RS1LU100801
2020 Cadillac CT6
3.6L Premium Luxury AWD
47,508 mi
$37,705
How much does the Cadillac CT6 cost in today's market?
Used Cadillac CT6 prices span a wide range depending on model year. Here's what the market looks like right now:
| Model Year | Current Avg. Price | Year-Round Range |
|---|---|---|
| 2019 | $27,563 | $27,204 – $29,955 |
| 2018 | $23,559 | $22,949 – $24,540 |
| 2017 | $18,659 | $18,659 – $21,904 |
| 2016 | $18,684 | $17,986 – $20,545 |
The Cadillac CT6's current nationwide average price is $21,479, and its lowest point over the past year was $21,479. Recently, prices have come down for the 2017, 2018, and 2019 models, making now a good time to shop recent model years.
Is the Cadillac CT6 a good car?
Yes — the Cadillac CT6 earns strong marks from owners across its lineup. The all-generations owner rating is 4.64/5 across every model year in the data.
Owners consistently praise the CT6 for its luxurious feel, smooth ride, and powerful performance. They also frequently highlight its advanced technology and spacious interior, with many describing the car as a comfortable and enjoyable place to spend time.
31.3% of listings are priced as good or great deals.
Are Cadillac CT6 models reliable?
Owners consistently praise the Cadillac CT6 for its luxury, smooth ride, and strong performance, and expert evaluations also support its appeal. Across the model years in the data, the CT6 draws especially positive feedback for its refined driving experience and upscale cabin.
- Owners rate the Cadillac CT6 between 4.0 and 4.8 out of 5 stars across all model years in the data.
For used buyers, long-term ownership risk is worth weighing against the CT6's premium features and driving experience, especially if you want a car with strong owner satisfaction.
What should I look for when buying a used Cadillac CT6?
Across all model years, at 61.8% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.
| Model Year | Accident-Free % |
|---|---|
| 2020 | 59.2% |
| 2019 | 60.5% |
| 2018 | 60.7% |
| 2017 | 62.5% |
| 2016 | 63.2% |
What Cadillac CT6 do most buyers choose?
The Cadillac CT6 years with the most listings are 2017, 2018, and 2019.
| Model Year | Total Listings | Good + Great Deals % |
|---|---|---|
| 2017 | 259 | 31.3% |
| 2018 | 242 | 30.6% |
| 2019 | 172 | 29.7% |
| 2016 | 163 | 33.1% |
| 2020 | 76 | 31.6% |
These higher-volume years tend to draw more shoppers because they offer a broader selection of listings and a wider range of prices and configurations. That combination can make it easier for you to compare options and find a CT6 that fits your budget.
What is the Cadillac CT6's resale value?
| Model Year | Current Avg. Price | Year-Over-Year Change |
|---|---|---|
| 2017 | $18,659 | −14.76% |
| 2019 | $27,563 | −7.65% |
| 2018 | $23,559 | −3.92% |
| 2016 | $18,684 | −3.27% |
Most of the model years shown have moved lower over the past year, which can create better buying opportunities for used shoppers. The sharpest drop stands out clearly, while the other years show smaller declines that still improve affordability. Overall, the table points to a market that has softened across these CT6 model years.
The 2016, 2018, and 2019 model years have held their value best, with the smallest year-over-year price changes.
Should I buy a used Cadillac CT6 now?
Buy now if:
- Price trend: The 2019 model is at −7.65% versus a year ago, and the 2018 model is at −3.92%.
- Deal availability: The 2019 model has 29.7% good and great deals, and the 2018 model has 30.6%.
- Sweet-spot year: The 2017 model has the most listings at a current average price of $18,659.
If you're buying used today, the 2017 model year offers the best mix of value and availability.
These recommendations are based on CarGurus' proprietary market data from September 15, 2026, CarGurus experts' opinions, and generative AI.
*CarGurus meticulously monitors the prices of millions of pre-owned vehicle listings, offering users precise and up-to-date market insights. Historical pricing data excludes any additional dealer fees as of May 3, 2026.
4.7 Overall rating
Customers say
The Cadillac CT6 has consistently impressed owners across its model years, with many praising its luxurious feel, smooth ride, and powerful performance. Reviewers often highlight its advanced technology and spacious interiors. However, some concerns have been raised about seating comfort and road noise, with a few drivers even pointing out issues with the touch screen and transmission. While it offers an enjoyable driving experience, high maintenance costs and missing features at certain trim levels have also been noted as drawbacks.
AI generated from the text of customer reviews.
Filter by year
Filter by rating
What people say
Robert S
Reviewed a 2016 Cadillac CT6 on Jan 21, 2026
I actually have the 2017 ct6 . I love it. Great car!
James M
Reviewed a 2018 Cadillac CT6 on Oct 22, 2024
Love this car. Best car ive owned. All i want is a cadillac going forward
Robert S
Reviewed a 2016 Cadillac CT6 on Jan 6, 2026
The only thing better would be the 3.0TT. engine. I have the 2017 3.6 v6 engine and its an awesome car too.
Christopher K
Reviewed a 2019 Cadillac 3.6L Premium Luxury AWD on Mar 12, 2026
Beautiful car with comfortable seating and very generous options and colors
Cadillac CT6 Trims
| Trim type | MSRP |
|---|---|
| 3.6L Premium Luxury AWD | $74,495 |
| 4.2TT Platinum AWD | $96,495 |
| 3.6L Luxury AWD | $58,995 |
*CarGurus meticulously monitors the prices of millions of pre-owned vehicle listings, offering users precise and up-to-date market insights. Historical pricing data excludes any additional dealer fees as of May 3, 2026.
Cadillac CT6 Price Trends
CarGurus tracks the prices of millions of used car listings every year. See how the average price of Cadillac CT6 prices has changed over time.
See more price trendsCadillac CT6 Pricing Analysis
Pricing Analysis by Model Year
Key Insights
- Significant Depreciation: The 2020 Cadillac CT6 shows a steep decline, with a current average price of $32,698, representing a -44.0% depreciation from its original MSRP of $58,995.
- Best Value Year: The 2018 model offers the best value with an average price of $23,885, which is -55.9% below its original MSRP, indicating strong depreciation that may attract budget-conscious buyers.
- Older Models Still Hold Value: The 2016 Cadillac CT6 has a current average price of $19,005, reflecting a relatively modest depreciation of -64.6%, suggesting that older models may still appeal to certain buyers.
Model Year Pricing
| Model Year | Original MSRP | Avg Price | Price vs MSRP |
|---|---|---|---|
| 2020 Cadillac CT6 | $58,995 | $32,698 | -44.0% |
| 2019 Cadillac CT6 | $50,495 | $27,198 | -46.1% |
| 2018 Cadillac CT6 | $54,095 | $23,885 | -55.9% |
| 2017 Cadillac CT6 | $53,795 | $18,770 | -65.2% |
| 2016 Cadillac CT6 | $53,495 | $19,005 | -64.6% |
Pricing by Popular US Cities
Market Area: Nationwide
Key Insights
- Highest Prices in Philadelphia: The average price in Philadelphia, PA is $26,481, indicating a premium market likely driven by demand and limited inventory.
- Lowest Prices in Miami: Miami, FL offers the lowest average price at $18,996, suggesting a more price-sensitive market or higher inventory levels.
- Price Variation Across Cities: Cities like Los Angeles ($24,307) and Chicago ($23,652) show moderate pricing, reflecting regional demand dynamics and inventory levels.
City-Level Pricing
| City | Total Listings | Avg Price |
|---|---|---|
| Philadelphia, PA | 44 | $26,481 |
| Chicago, IL | 53 | $23,652 |
| Los Angeles, CA | 24 | $24,307 |
| Dallas, TX | 46 | $21,857 |
| New York, NY | 45 | $21,197 |
| Houston, TX | 38 | $24,844 |
| Atlanta, GA | 41 | $20,180 |
| Washington, DC | 43 | $19,826 |
| Boston, MA | 43 | $24,046 |
| Miami, FL | 27 | $18,996 |
Pricing by Trim Packages
Key Insights
- Most Common Trim: The 3.6L Luxury AWD is the most prevalent trim with 116 listings, indicating strong demand for this configuration.
- Premium Pricing for Higher Trims: The 3.6L Premium Luxury AWD trim commands a significant MSRP of $74,495, reflecting its luxury features and higher performance.
- Limited Availability of High-End Trim: The 4.2TT Platinum AWD has only 1 listing, suggesting it is a rare find, likely appealing to a niche market segment.
Trim-Level Details
| Trim | Listings | MSRP | Drivetrain | Engine |
|---|---|---|---|---|
| 3.6L Luxury AWD | 116 | $58,995 | AWD | 3.6L 335 hp V6 |
| 3.6L Premium Luxury AWD | 90 | $74,495 | AWD | 3.6L 335 hp V6 |
| 4.2TT Platinum AWD | 1 | $96,495 | AWD | 4.2L 500 hp V8 |
These recommendations are based on CarGurus' proprietary market data from September 16, 2026, CarGurus experts' opinions, and generative AI.
*CarGurus meticulously monitors the prices of millions of pre-owned vehicle listings, offering users precise and up-to-date market insights. Historical pricing data excludes any additional dealer fees as of May 3, 2026.
