Used Cadillac CT6 for Sale Under $20,000
113 vehicles found
Shop with transparent pricing.
Only show listings that include dealer fees- Year:
- 2016
- 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:
- Very Light Cashmere With Maple Sugar Accents
- Transmission:
- 8-Speed Automatic
- Mileage:
- 104,205
- Stock #:
- 162597
- VIN:
- 1G6KK5R60GU152597
2016 Cadillac CT6
3.0TT Platinum AWD
104,205 mi
Morristown, TN
Great Deal
$18,987
- Year:
- 2017
- Make:
- Cadillac
- Model:
- CT6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 265 hp 2L I4
- Exterior color:
- Silver
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Tan)
- Transmission:
- Automatic
- Mileage:
- 108,725
- Stock #:
- HS0120
- VIN:
- 1G6KC5RX5HU130120
2017 Cadillac CT6
2.0T Luxury RWD
108,725 mi
Holly Springs, MS
Good Deal
$17,450
- Year:
- 2018
- Make:
- Cadillac
- Model:
- CT6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3.6L V6
- Exterior color:
- Stone Gray Metallic
- Combined gas mileage:
- 22 MPG
- Fuel type:
- Gasoline
- Interior color:
- Gray (Light Platinum w/Jet Black Accents)
- Transmission:
- 8-Speed Automatic
- Mileage:
- 125,763
- Stock #:
- Z3361B
- VIN:
- 1G6KD5RS5JU120193
2018 Cadillac CT6
3.6L Luxury AWD
125,763 mi
Mechanicsburg, PA
Good Deal
$17,956
- Year:
- 2017
- Make:
- Cadillac
- Model:
- CT6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3.6L V6
- Exterior color:
- Silver
- Combined gas mileage:
- 22 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Beige)
- Transmission:
- 8-Speed Automatic
- Mileage:
- 90,259
- Stock #:
- 1354
- VIN:
- 1G6KB5RS7HU124679
2017 Cadillac CT6
3.6L AWD
90,259 mi
San Antonio, TX
Fair Deal
$18,220
- 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:
- Jet Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 124,454
- Stock #:
- C2960N
- VIN:
- 1G6KF5RS5GU163029
2016 Cadillac CT6
3.6L Premium Luxury AWD
124,454 mi
Lansing, MI
Good Deal
$15,180
- Year:
- 2017
- Make:
- Cadillac
- Model:
- CT6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 404 hp 3L V6
- Exterior color:
- Blue
- Combined gas mileage:
- 22 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Tan)
- Transmission:
- 8-Speed Automatic
- Mileage:
- 71,134
- Stock #:
- P02-139772-K43
- VIN:
- 1G6KH5R64HU139772
2017 Cadillac CT6
3.0TT Premium Luxury AWD
71,134 mi
Wendell, NC
Good Deal
$19,699
- Year:
- 2016
- Make:
- Cadillac
- Model:
- CT6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 404 hp 3L V6
- Exterior color:
- Gray (Graphite Metallic)
- Combined gas mileage:
- 22 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 92,368
- Stock #:
- B6034B
- VIN:
- 1G6KG5R62GU166678
New arrival
2016 Cadillac CT6
3.0TT Premium Luxury AWD
92,368 mi
Renton, WA
Good Deal
$18,695
- Year:
- 2017
- 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:
- 8-Speed Automatic
- Mileage:
- 89,589
- Stock #:
- 171263
- VIN:
- 1G6KD5RSXHU171263
2017 Cadillac CT6
3.6L Luxury AWD
89,589 mi
Las Vegas, NV
Fair Deal
$19,494
- Year:
- 2016
- Make:
- Cadillac
- Model:
- CT6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 265 hp 2L I4
- Exterior color:
- Red Passion Tintcoat
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Gray (LIGHT PLATINUM WITH JET BLACK ACCENTS)
- Transmission:
- Automatic
- Mileage:
- 65,864
- Stock #:
- 158134
- VIN:
- 1G6KC5RX4GU156349
2016 Cadillac CT6
2.0T Luxury RWD
65,864 mi
Margate, FL
Good Deal
$19,399
- 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
- Transmission:
- Automatic
- Mileage:
- 114,473
- Stock #:
- 4330
- VIN:
- 1G6KB5RS5GU157758
2016 Cadillac CT6
3.6L AWD
114,473 mi
Kansas City, KS
Fair Deal
$16,298
- Year:
- 2017
- Make:
- Cadillac
- Model:
- CT6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3.6L V6
- Exterior color:
- Red Passion Tintcoat
- Combined gas mileage:
- 22 MPG
- Fuel type:
- Gasoline
- Interior color:
- Gray (Light Platinum With Jet Black Accents)
- Transmission:
- 8-Speed Automatic
- Mileage:
- 120,000
- Stock #:
- HU157646T
- VIN:
- 1G6KF5RS8HU157646
2017 Cadillac CT6
3.6L Premium Luxury AWD
120,000 mi
Jacksonville, FL
Great Deal
$14,428
- 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
2016 Cadillac CT6
3.6L Premium Luxury AWD
95,395 mi
Greensboro, NC
Fair Deal
$19,794
- Year:
- 2017
- Make:
- Cadillac
- Model:
- CT6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3.6L V6
- Exterior color:
- Phantom Gray Metallic
- Combined gas mileage:
- 22 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 94,838
- Stock #:
- A3033
- VIN:
- 1G6KL5RS8HU190722
2017 Cadillac CT6
3.6L Platinum AWD
94,838 mi
Cedar City, UT
Good Deal
$19,589
- Year:
- 2016
- Make:
- Cadillac
- Model:
- CT6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3.6L V6
- Exterior color:
- Stellar Black Metallic
- Combined gas mileage:
- 22 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 83,869
- Stock #:
- G867
- VIN:
- 1G6KF5RS8GU159489
2016 Cadillac CT6
3.6L Premium Luxury AWD
83,869 mi
Addison, IL
Good Deal
$19,362
- Year:
- 2017
- Make:
- Cadillac
- Model:
- CT6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3.6L V6
- Exterior color:
- Dark Adriatic Blue Metallic
- Combined gas mileage:
- 22 MPG
- Fuel type:
- Gasoline
- Interior color:
- Cinnamon w/Jet Black Accents
- Transmission:
- 8-Speed Automatic
- Mileage:
- 99,692
- Stock #:
- 188237
- VIN:
- 1G6KD5RS6HU188237
New arrival
2017 Cadillac CT6
3.6L Luxury AWD
99,692 mi
Whitehall, OH
Fair Deal
$18,398
- Year:
- 2016
- Make:
- Cadillac
- Model:
- CT6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3.6L V6
- Exterior color:
- Silver
- Combined gas mileage:
- 22 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 140,655
- Stock #:
- 11516
- VIN:
- 1G6KD5RS4GU165053
2016 Cadillac CT6
3.6L Luxury AWD
140,655 mi
Independence, MO
Fair Deal
$16,469
- 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 Raven
- Combined gas mileage:
- 22 MPG
- Fuel type:
- Gasoline
- Interior color:
- With High Gloss Twill Weave Carbon Fiber Trim/rave
- Transmission:
- 8-Speed Automatic
- Mileage:
- 92,169
- Stock #:
- 12654A
- VIN:
- 1G6KD5RS7HU148023
Price drop
-$990
2017 Cadillac CT6
3.6L Luxury AWD
92,169 mi
Girard, PA
Fair Deal
$19,995
$19,495
- Year:
- 2018
- 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:
- 111,900
- Stock #:
- 1909
- VIN:
- 1G6KA5RX0JU125404
2018 Cadillac CT6
2.0T RWD
111,900 mi
Alexandria, LA
Good Deal
$17,220
- 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 Raven
- Combined gas mileage:
- 22 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 110,820
- Stock #:
- KU971XA
- VIN:
- 1G6KD5RS1JU150355
2018 Cadillac CT6
3.6L Luxury AWD
110,820 mi
Arlington, MA
Good Deal
$19,145
- 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:
- 120,825
- Stock #:
- GTX152589
- VIN:
- 1G6KD5RS3JU152589
2018 Cadillac CT6
3.6L Luxury AWD
120,825 mi
West Chester, OH
Fair Deal
$19,295
- Year:
- 2017
- Make:
- Cadillac
- Model:
- CT6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3.6L V6
- Exterior color:
- Red
- Combined gas mileage:
- 22 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Beige)
- Transmission:
- Automatic
- Mileage:
- 74,616
- Stock #:
- 8344
- VIN:
- 1G6KF5RS6HU141297
2017 Cadillac CT6
3.6L Premium Luxury AWD
74,616 mi
Louisville, KY
Great Deal
$18,684
- Year:
- 2017
- Make:
- Cadillac
- Model:
- CT6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3.6L V6
- Exterior color:
- Moonstone Metallic
- Combined gas mileage:
- 22 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Beige)
- Transmission:
- 8-Speed Automatic
- Mileage:
- 123,560
- Stock #:
- 199931
- VIN:
- 1G6KD5RS0HU199931
2017 Cadillac CT6
3.6L Luxury AWD
123,560 mi
Hendersonville, TN
Fair Deal
$16,759
- Year:
- 2018
- 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:
- Brown (Beige)
- Transmission:
- 8-Speed Automatic
- Mileage:
- 161,617
- Stock #:
- DN641
- VIN:
- 1G6KD5RSXJU132940
2018 Cadillac CT6
3.6L Luxury AWD
161,617 mi
Glendale, AZ
Good Deal
$13,598
- Year:
- 2017
- Make:
- Cadillac
- Model:
- CT6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3.6L V6
- Exterior color:
- Dark Adriatic Blue Metallic
- Combined gas mileage:
- 22 MPG
- Fuel type:
- Gasoline
- Interior color:
- Gray (Light Platinum with)
- Transmission:
- Automatic
- Mileage:
- 89,113
- Stock #:
- M-154422
- VIN:
- 1G6KD5RS7HU154422
2017 Cadillac CT6
3.6L Luxury AWD
89,113 mi
East Windsor, CT
Fair Deal
$19,650
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