2016 Cadillac CT6
The Verdict
Worst problem area
Transmission & Drivetrain
Transmission & Drivetrain leads by volume: 6 of 11 complaints (55%) mention it. Complaints mentioning Airbags & Restraints include more deaths (1) than those mentioning any other identified area.
Data last changed . Sources: NHTSA complaints and recalls, EPA fuel economy data. Methodology
Cost, Fuel Economy & Complaint History
| Category | 2016 | 2017 | 2018 | vs. 2016 Large Cars |
|---|---|---|---|---|
| Annual fuel cost ($) | 2,500–3,700 | 2,950–3,700 | 2,950–3,700 | |
| Combined MPG | 21–25 | 21–26 | 21–25 | |
| City / Highway MPG | 18–22 / 26–30 | 18–23 / 26–30 | 18–23 / 26–30 | |
| CO₂ tailpipe (g/mi) | 357–424 | 359–424 | 360–424 | |
| Complaints filed | 11 | 17 | 9 | |
| Recalls issued | 3 | 1 | 0 | |
| Crash-involved complaints | 3 | 0 | 0 | |
| Fire-involved complaints | 0 | 0 | 0 | |
| Injuries reported | 2 | 0 | 0 | |
| Deaths reported | 1 | 0 | 0 | |
| Configurations compared | 3 | 3 | 3 |
Not compared: this database has no vehicle sales or registration figures, so a raw count mostly reflects how many were sold, not how safe the vehicle is.
Common questions
How many recalls does the 2016 Cadillac CT6 have?
3 NHTSA recall campaigns as of Sep 16, 2026. Check your VIN with NHTSA to see whether one applies to your car.
What is the most common complaint about the 2016 Cadillac CT6?
Transmission & Drivetrain: 6 of 11 NHTSA complaints (55%) mention it.
What gas mileage does the 2016 Cadillac CT6 get?
EPA rates it 21–25 MPG combined across 3 configurations.
How much does it cost to fuel a 2016 Cadillac CT6?
EPA estimates $2,500–$3,700 a year in fuel costs, using EPA's assumptions.
Similar Vehicles
EPA-Rated Configurations (3)
| Configuration | Transmission | Cylinders | Displacement | Drivetrain | Fuel Type | Vehicle Class | City | Highway | Combined | Annual Fuel Cost | CO₂ |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Configuration 1 | Automatic (S8) | 4 | 2.0L | Rear-Wheel Drive | Regular | Large Cars | 22 mpg (high) | 30 mpg (high) | 25 mpg (high) | $2,500 (low) | 357 g/mi (low) |
| Configuration 2 | Automatic (S8) | 6 | 3.0L | All-Wheel Drive | Premium | Large Cars | 18 mpg (low) | 26 mpg (low) | 21 mpg (low) | $3,700 (high) | 424 g/mi (high) |
| Configuration 3 | Automatic (S8) | 6 | 3.6L | All-Wheel Drive | Regular | Large Cars | 18 mpg (low) | 27 mpg | 21 mpg (low) | $2,950 | 414 g/mi |
Complaints by Category
| Category | Complaints | Crash-Involved | Fire-Involved | Injuries | Deaths |
|---|---|---|---|---|---|
| Engine | 2 | 0 | 0 | 0 | 0 |
| Transmission & Drivetrain | 6 | 0 | 0 | 0 | 0 |
| Fuel System | 1 | 0 | 0 | 0 | 0 |
| Electrical | 0 | 0 | 0 | 0 | 0 |
| Brakes | 0 | 0 | 0 | 0 | 0 |
| Steering | 0 | 0 | 0 | 0 | 0 |
| Suspension, Wheels & Tires | 1 | 1 | 0 | 0 | 0 |
| Airbags & Restraints | 2 | 2 | 0 | 2 | 1 |
| Driver Assistance & Speed Control | 0 | 0 | 0 | 0 | 0 |
| Body, Seats & Latches | 0 | 0 | 0 | 0 | 0 |
| Visibility & Lighting | 0 | 0 | 0 | 0 | 0 |
| Other | 2 | 1 | 0 | 0 | 0 |
A complaint that names more than one category is counted in each, so the rows can add up to more than the total number of complaints.
Recalls (3)
EXTERIOR LIGHTING; EXTERIOR LIGHTING:HEADLIGHTS · Campaign 21V759000 · Sep 30, 2021
Defect: 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."
Consequence: The excessive brightness may affect the vision of other drivers, increasing the risk of a crash.
Remedy: 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.
SEATS:MID/REAR ASSEMBLY; CHILD SEAT:LATCH STRAP · Campaign 18V437000 · Jun 29, 2018
Defect: 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."
Consequence: If the child seat cannot be attached correctly to the anchorage bar, there is an increased the risk of injury.
Remedy: 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 · Campaign 16V687000 · Sep 23, 2016
Defect: 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.
Consequence: 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.
Remedy: 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.