2016 Cadillac CT6
Trims, performance, features, fuel economy, safety and known problems — with the pros and cons against similar 2016 models.

- Class
- Large Cars
- Body styles
- 2.0l 4dr Sedan, 3.0l Twin Turbo AWD 4dr Sedan, 3.0l Twin Turbo AWD Platinum 4dr Sedan, 3.6l AWD 4dr Sedan
- Engines
- 2.0L 4-cyl turbo, 3.0L 6-cyl turbo, 3.6L 6-cyl
- Drivetrain
- Rear-Wheel Drive, All-Wheel Drive
- Fuel
- Regular Gasoline, Premium Gasoline
- MPG (best)
- 25 combined · 22 city / 30 hwy
- Length
- 203.9 in
- Curb weight
- 3,646–4,385 lb
- NHTSA rating
- Not rated
- Recalls
- 3 campaigns
Pros & cons
What's good
- Excellent fuel economyUp to 25 MPG combined — 18% better than the average 2016 large car (21.2 MPG).
- AWD / 4WD available
Watch out for
No weak spots against similar models in the data.
Calculated from EPA, NHTSA and vPIC data against 21 similar 2016 models — not a review. How we calculate this →
Overview
The 2016 Cadillac CT6 is a large car offered with 3 engines (2.0L 4-cyl turbo, 3.0L 6-cyl turbo and 3.6L 6-cyl) and rear-wheel drive and all-wheel drive.
It measures about 204 inches long and 74 inches wide on a 122-inch wheelbase, with a curb weight of roughly 3,646 lb (2.0l 4dr Sedan).
EPA rates its most efficient version at 25 MPG combined (22 city / 30 highway), 18% better than the 2016 large car average of 21.2 MPG, for an estimated $2,700 a year in fuel.
NHTSA has not published a 5-Star overall rating for this model year.
It has 3 recall campaigns on file and owners have filed 11 complaints with NHTSA since 2015, most often about the power train.
Dimensions & weight
| Body | Length | Width | Height | Wheelbase | Track F / R | Curb weight | Weight F/R |
|---|---|---|---|---|---|---|---|
| 2.0l 4dr Sedan | 203.9 in | 74 in | 57.9 in | 122 in | 64.2 / 65 in | 3,646 lb | 51/49 |
| 3.0l Twin Turbo AWD 4dr Sedan | 203.9 in | 74 in | 57.9 in | 122 in | 64.2 / 65 in | 4,165 lb | 54/46 |
| 3.0l Twin Turbo AWD Platinum 4dr Sedan | 203.9 in | 74 in | 57.9 in | 122 in | 64.2 / 65 in | 4,385 lb | 54/46 |
| 3.6l AWD 4dr Sedan | 203.9 in | 74 in | 57.9 in | 122 in | 64.2 / 65 in | 3,924 lb | 53/47 |
| 3.6l AWD Platinum 4dr Sedan | 203.9 in | 74 in | 57.9 in | 122 in | 64.2 / 65 in | 4,262 lb | 53/47 |
Transport Canada CVS (Open Government Licence – Canada), Canadian-market figures.
Will it fit your garage? Check with your measurements →Engines, MPG & running costs
| Version | Engine | Transmission | Drive | City / Hwy / Comb | vs. class | Fuel / yr | CO₂ g/mi |
|---|---|---|---|---|---|---|---|
| CT6 | 2.0L 4-cyl turbo | Automatic (S8) | Rear-Wheel Drive | 22 / 30 / 25 | +18% | $2,700 | 357 |
| CT6 AWD | 3.0L 6-cyl turbo | Automatic (S8) | All-Wheel Drive | 18 / 26 / 21 | -1% | $3,900 | 424 |
| CT6 AWD | 3.6L 6-cyl | Automatic (S8) | All-Wheel Drive | 18 / 27 / 21 | -1% | $3,200 | 414 |
EPA estimates; "vs. class" is combined MPG against the 2016 EPA class average. How we calculate this →
Safety ratings & technology
NHTSA has not published 5-Star ratings for the 2016 Cadillac CT6.
Similar 2016 large cars
| Model | Best MPG / range | NHTSA overall | Recalls |
|---|---|---|---|
| 2016 Cadillac CT6 (this car) | 25 MPG | Not rated | 3 |
| 2016 BMW 7 Series | 24 MPG | Not rated | 0 |
| 2016 Lexus LS | 20 MPG | Not rated | 0 |
| 2016 Tesla Model S | 315 mi | Not rated | 10 |
| 2016 Jaguar XJ | 21 MPG | Not rated | 2 |
| 2016 Porsche Panamera | 25 MPG | Not rated | 4 |
| 2016 Cadillac CTS | 25 MPG | ★★★★★ | 4 |
Recalls (3)
Exterior Lighting › Headlights · Sep 29, 2021
NHTSA campaign 21V759000 · 181 vehicles
- Problem
- General Motors, LLC (GM) is recalling certain 2016-2017 Cadillac CT6 vehicles. The Park/Position lights may be excessively bright. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 108, "Lamps, Reflective Devices, and Associated Equipment."
- Risk
- The excessive brightness may affect the vision of other drivers, increasing the risk of a crash.
- Fix
- Dealers will install right and left side in-line headlight jumper harnesses, free of charge. Owner notification letters were mailed November 3, 2021. Owners may contact Cadillac customer service at 1-800-458-8006. GM's number for this recall is N162016079.
Child Seat › Latch Strap · Jun 28, 2018
NHTSA campaign 18V437000 · 22,043 vehicles
- Problem
- General Motors LLC (GM) is recalling certain 2016-2018 Cadillac CT6 vehicles. The inboard child seat anchorage bars may have had excess structural adhesive applied during assembly, which can interfere with the installation of a child seat. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 225, "Child Restraint Anchorage Systems."
- Risk
- If the child seat cannot be attached correctly to the anchorage bar, there is an increased the risk of injury.
- Fix
- GM will notify owners, and dealers will inspect, remove any excess adhesive, and apply anti-corrosion primer to the inboard child seat anchorage bars, free of charge. The recall began August 3, 2018. Owners may contact Cadillac customer service at 1-800-458-8006. GM's number for this recall is 18228.
Seat Belts › Front › Webbing · Sep 23, 2016
NHTSA campaign 16V687000 · 131 vehicles
- Problem
- General Motors LLC (GM) is recalling certain model year 2016 Cadillac CT6 vehicles manufactured July 21, 2016, to July 22, 2016. The bolt that connects the front passenger seat belt webbing to the seat's anchor plate may be missing. Without the bolt, the seat belt webbing may detach from the seat anchor.
- Risk
- If the seat belt webbing detaches from the seat anchor, the seat belt may not properly restrain the front seat passenger in the event of a crash, increasing the risk of injury.
- Fix
- GM will notify owners, and dealers will replace the existing front passenger seat belt webbing anchor bolt, or install a bolt if it is missing, free of charge. The recall began on September 24, 2016. Owners may contact Cadillac customer service at 1-800-458-8006. GM's number for this recall is 16035. Note: Owners are advised not to allow an occupant to sit in the front passenger seat until the recall remedy has been performed.
Not every 2016 Cadillac CT6 is affected — only a VIN check confirms your car.
Owner-reported problems
Unverified owner reports; best-sellers collect more.
Used 2016 Cadillac CT6 buyer's checklist
- Run the VIN at nhtsa.gov/recalls. 3 recalls this year — ask for proof of repairs.
- Power Train — 6 owner reports. Test-drive through all gears, including reverse; note slipping, harsh or delayed shifts.
- Engine — 2 owner reports. Cold-start the engine, listen for knocking, and watch for warning lights or hesitation on acceleration.
- Air Bags — 2 owner reports. Confirm the airbag warning light turns off after start-up and any airbag recall was completed.
- Mileage to watch. Owners typically reported problems around 16,500 miles; ask what was repaired near that point.
- Before you pay: service records, a history report and an independent inspection.
Generated by DecodedCars from NHTSA recalls and owner complaints for the 2016 Cadillac CT6. Not a substitute for a professional inspection.
Other CT6 years
Compare all years →Sources: EPA, NHTSA, Transport Canada, Wikimedia Commons. Not affiliated with NHTSA, the EPA or Cadillac. How we calculate this →