The 2016 Cadillac Ct6 has 3 NHTSA recall campaigns affecting an estimated 22,355 vehicles. Recall repairs are always free at any authorized dealer. Owners have filed 15 complaints with NHTSA, most often about the power train. Last updated July 5, 2026.
Recall campaigns
EXTERIOR LIGHTING21V7590002021-09-29181 affected
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.
CHILD SEAT18V4370002018-06-2822,043 affected
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…
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 BELTS16V6870002016-09-23131 affected
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…
Complaints by component
POWER TRAIN
6
AIR BAGS
2
2crashes2injuries1deaths
ENGINE
2
UNKNOWN OR OTHER
2
1crashes
FUEL/PROPULSION SYSTEM
1
SUSPENSION
1
1crashes
WHEELS
1
1crashes
Total complaints15
What owners report
Verbatim reports filed with NHTSA, lightly edited for readability and with personal
information removed.
“The contact's husband owned a 2016 cadillac ct6. The contact stated that while her husband was making a left turn, the vehicle was struck on the front passenger side by another vehicle. The contact stated that her husbands air bag did not deploy. Medical attention was needed, and the contact's…”
“The turbo boost failed cylinder 2 ( after being repaired ) continues to show issues”
“I am experiencing recurring transmission and drivability issues with my 2016 cadillac ct6. 1.rough shifting: when shifting from park to reverse, the transmission shifts roughly, causing a noticeable jolt throughout the vehicle. 2.fluid leakage: I have observed fluid leaking from underneath the car…”
“The car keep losing power pressure when driving it's jerk when put into gear”
“Approximately in november 2022, I was driving my 2016 cadillac ct6. While operating at a normal speed of 40 mph, while in traffic the vehicle began to hesitate and a loss of power. The vehicle was towed to waldorf cadillac & chevrolet. The vehicle was diagnosed with a transfer case issue. The…”
“Approximately in november 2022, I was driving my 2016 cadillac ct6. While operating at a normal speed of 40 mph, while in traffic the vehicle began to hesitate and a loss of power. The vehicle was towed to waldorf cadillac & chevrolet. The vehicle was diagnosed with a transfer case issue. The…”
“Approximately in november 2022, I was driving my 2016 cadillac ct6. While operating at a normal speed of 40 mph, while in traffic the vehicle began to hesitate and a loss of power. The vehicle was towed to waldorf cadillac & chevrolet. The vehicle was diagnosed with a transfer case issue. The…”
“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.”
Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL,
FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 2016 Cadillac Ct6 as of
July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page
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