VehicleVerdict

2016 Cadillac CT6 problems

Verdict · NHTSA data

Limited data — recalls on file

NHTSA has just 15 complaints on file for the 2016 Cadillac CT6 — too few to judge reliability from owner reports alone — but 3 recall campaigns apply to this year, so any used example should have its VIN checked for completed recall work. Reports tied to this model year include one death and 2 injuries, per the complaint records themselves.

15

NHTSA complaints

3

Recalls

0

Investigations

5

Crash-involved

0

Fires reported

2

Injuries

1

Deaths

—

NCAP overall

How does 2016 compare to other CT6 years?

CT6 NHTSA complaints by model year, 2016 highlighted28 complaints2016: 15 complaints2017: 28 complaints2018: 14 complaints2019: 17 complaints2020: 16 complaints
CT6 NHTSA complaints by model year, 2016 highlighted. Red bars are years to avoid.

See all CT6 years to avoid →

What are the most common 2016 Cadillac CT6 problems?

ComponentComplaintsShare
Transmission640%
Engine213%
Airbags213%
Other213%
Suspension17%
Tires & Wheels17%
Fuel System17%

Does the 2016 Cadillac CT6 have recalls?

3 NHTSA recall campaigns on file. Recall repairs are free at franchised dealers.

21V759000LightingSeptember 29, 2021 · 181 units

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.

18V437000Child SeatJune 28, 2018 · 22,043 units

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.

16V687000Seat BeltsSeptember 23, 2016 · 131 units

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.

Consumer complaints filed with NHTSA

Representative excerpts, cleaned of personal information. These are consumer statements, not verified defects.

“Vehicle has sudden violent forward Jerking motion at stops, delayed performance when accelerating ,hard shifting when changing gears, clunking noise when shifting into low gear”

Complaint filed with NHTSA · Transmission · August 2, 2020

“VEHICLE INVOLVED IN A SEVERE ACCIDENT, AIRBAGS DID NOT DEPLOY. THE VEHICLE WAS IN MOTION ON A HWY. VEHICLE WAS STRUCK BY ONCOMING TRAFFIC AND THEN LAUNCHED INTO A DITCH. NONE OF THE AIRBAGS DEPLOYED DURING THE INCIDENT.”

Complaint filed with NHTSA · Airbags · April 11, 2021 · crash

“WHEN I AM TURNING UNDER 25 MPH, I ACCELERATE AND THERE IS A DELAY AND A DRAG BEFORE THE VEHICLE STARTS TO ACCELERATE. IF I DO NOT ALLOW ROOM, I COULD GET HIT BECAUSE THERE IS A DELAY. VERY DANGEROUS. ALMOST FEELS LIKE A VACUUM ISSUE.”

Complaint filed with NHTSA · Engine · August 24, 2020

“THIS CAR HAS SAFETY ISSUES. I PURCHASED A YEAR AGO. THE AXLE AND WHEEL BROKE OFF IN ON THE CAR WITHIN 30 DAYS. THE CAR HAS HUGE MANUFACTURER BREAKDOWN. IT WOULDN'T START DIDN'T CARE WHAT GEAR IT WAS IN IT WAS ROLLING AND ALMOST RAN OVER MY FRIEND AND RAN OFF INTO A DITCH. I HAVE HAD SEVERAL…”

Complaint filed with NHTSA · Other · February 1, 2018 · crash

“THIS CAR HAS SAFETY ISSUES. I PURCHASED A YEAR AGO. THE AXLE AND WHEEL BROKE OFF IN ON THE CAR WITHIN 30 DAYS. THE CAR HAS HUGE MANUFACTURER BREAKDOWN. IT WOULDN'T START DIDN'T CARE WHAT GEAR IT WAS IN IT WAS ROLLING AND ALMOST RAN OVER MY FRIEND AND RAN OFF INTO A DITCH. I HAVE HAD SEVERAL…”

Complaint filed with NHTSA · Suspension · February 1, 2018 · crash

2016 Cadillac CT6 — common questions

Is the 2016 Cadillac CT6 reliable?

The record is thin — 15 NHTSA complaints — so owner-report data can't strongly confirm reliability either way, though 3 recalls should be verified as completed.

What are the most common 2016 CT6 problems?

According to NHTSA complaint data, the leading problem areas are transmission (6 complaints), engine (2 complaints), airbags (2 complaints).

Does the 2016 Cadillac CT6 have recalls?

Yes — NHTSA lists 3 recall campaigns affecting the 2016 Cadillac CT6. Recall repairs are free at franchised dealers; check the VIN at nhtsa.gov/recalls to confirm the work was done.

Related

Based on NHTSA ODI data through June 2026. Complaints are consumer-reported and unverified. Updated July 5, 2026.

Compiled by Sharon Ben-Moshe, Founder.