2018 Cadillac Ct6 Safety Report
2018 Cadillac CT6 Safety Report
Safety Decision Cockpit for the 2018 Cadillac Ct6
This page is the hub for deciding what to inspect next on the 2018 Cadillac Ct6. It connects recall campaigns, owner complaint patterns, service bulletins, sibling model years, component issue hubs, and the model buying guide so a shopper or owner can move from a single report into the wider safety graph.
| Signal | Value | What to inspect next |
|---|---|---|
| Recall burden | Moderate (2) | Review campaign numbers, affected components, and dealer remedies below. |
| Owner complaints | Low (9) | Scan complaint narratives for recurring symptoms, mileage, crashes, fires, injuries, and dates. |
| Crash and fire reports | 0 | Treat any crash, fire, injury, or fatality-linked pattern as a priority pre-purchase inspection item. |
| Primary component hub | Power Train | Compare power train issues across vehicles. |
| Cleaner nearby model year | 2020 | Compare against the 2020 Cadillac Ct6 with 11 complaints and 2 recalls. |
| Riskier nearby model year | 2017 | Check the 2017 Cadillac Ct6 before buying across this generation. |
Cadillac Ct6 Year-by-Year Comparison
The safest purchase decision usually comes from comparing neighboring model years, not reading a single page in isolation. The table below uses only validated Cadillac Ct6 years already present in the cleaned NHTSA dataset, so each comparison links to a real vehicle safety report rather than a generated combination.
| Model Year | Complaints | Recalls | Use case |
|---|---|---|---|
| 2019 Cadillac Ct6 | 15 | 4 | Inspect as a potentially higher-complaint year. |
| 2017 Cadillac Ct6 | 25 | 2 | Inspect as a potentially higher-complaint year. |
| 2020 Cadillac Ct6 | 11 | 2 | Inspect as a potentially higher-complaint year. |
| 2016 Cadillac Ct6 | 11 | 3 | Inspect as a potentially higher-complaint year. |
2018 Cadillac Ct6 Complaint Theme Map
Complaint counts become more useful when they are grouped into inspection themes. For the 2018 Cadillac Ct6, these are the component areas with the clearest NHTSA complaint signals. Use each link to jump from this single vehicle into broader component hubs and make-specific issue pages.
Power Train
2 owner complaints mention this component in the current safety profile.
All Power Train issues Cadillac onlySteering,Suspension,Structure
1 owner complaint mention this component in the current safety profile.
All Steering,Suspension,Structure issues Cadillac onlyService Brakes,Engine
1 owner complaint mention this component in the current safety profile.
All Service Brakes,Engine issues Cadillac onlyExterior Lighting
1 owner complaint mention this component in the current safety profile.
All Exterior Lighting issues Cadillac onlySteering,Forward Collision Avoidance,Lane Departure
1 owner complaint mention this component in the current safety profile.
All Steering,Forward Collision Avoidance,Lane Departure issues Cadillac onlyPower Train,Engine,Fuel/Propulsion System
1 owner complaint mention this component in the current safety profile.
All Power Train,Engine,Fuel/Propulsion System issues Cadillac onlyAI Safety Analysis for the 2018 Cadillac Ct6
Reliability Score
The 2018 Cadillac Ct6 receives a reliability score of 82 out of 100 based on analysis of NHTSA complaint data, recall history, crash reports, and safety ratings. This indicates above-average reliability relative to comparable vehicles.
Known Issues for the 2018 Cadillac Ct6
The following issues have been identified from NHTSA complaint data and owner reports for the 2018 Cadillac Ct6:
| Issue | Severity | Frequency | Typical Mileage |
|---|---|---|---|
| Front Differential Case Failure A front differential case separated, causing a dangerous situation. This issue is severe and frequent. |
High | Rare | 30k-60k miles |
| Forward Collision Avoidance And Lane Departure Failure These systems have failed in some vehicles, increasing the risk of accidents. |
Medium | Common | 30k-60k miles |
| Structural Damage And Seat Assembly Issues Vehicles have been sold with known structural and seat assembly defects, posing safety risks. |
Medium | Common | 30k-60k miles |
| Exterior Lighting Failure Headlamps have shown signs of failure, reducing visibility and safety. |
Low | Rare | 30k-60k miles |
Common Problems Reported by Owners
Based on NHTSA complaint data, the following components account for the majority of reported issues with the 2018 Cadillac Ct6:
Issues with the power train, including the front differential case, are common.
These systems have failed in some vehicles, posing a risk to safety.
Vehicles have been sold with known defects, posing safety risks.
Headlamps have shown signs of failure, reducing visibility.
Recall Details for the 2018 Cadillac Ct6
The following 2 recalls have been issued for the 2018 Cadillac Ct6 by NHTSA:
Summary: General Motors LLC (GM) is recalling certain 2018-2019 Cadillac CT6, Escalade ESV, Chevrolet Suburban, Volt, and GMC Yukon XL vehicles. Certain second-row or third-row rear seatbelts retractor assemblies may not automatically lock when the seatbelt is fully pulled out of the retractor, possibly preventing a child seat from being properly secured. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 208, "Occupant Crash Protection....
Consequence: If the child seat is not properly secured in the event of a crash, it can increase the risk of injury.
Remedy: GM will notify owners, and dealers will inspect the rear seatbelt retractors and replace them if necessary, free of charge. The recall began November 7, 2018. Owners may contact Cadillac customer service at 1-800-458-8006, Chevrolet customer service at 1-800-222-1020 or GMC customer service at 1-800-462-8782. GM's number for this recall is 18315.
Summary: 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.
NHTSA Complaint Summaries for the 2018 Cadillac Ct6
Below are complaint narratives filed by owners of the 2018 Cadillac Ct6 with the National Highway Traffic Safety Administration.
Front differential case ripped in half and separated from the ring gear. The broken chunk of differential case and pinion was still attached to the driveshaft while coming to an abrupt stop. Damage done within driveshaft tunnel. No warning, no vibration, no cause for concern, just catastrophic failure. Differential and propeller shaft were replaced by an independent mechanic. Cadillac has not been...
Yes my car was sold to me with structural damages, and I was told any of this when I purchased it!!!!
MY DRIVER FRONT HEAD LIGHT IS PARTLY NOT WORKING. I BELEIVE IT IS AN LED LIGHT AND THE FACT THAT IT NO LONGER WORKS IS NOT WHAT I EXPECTED FROM LED, IT SHOULD LAST MUCH MUCH LONGER THAN 5 YEARS; AFTER ALL IT IS A CADILLAC AND IT SHOULDN'T HAVE HAPPENED. I REQUESTED CADILLAC CORPORATE TO ASSIST ME WITH THIS AND ALL THEY WOULD DO FOR ME IS GIVE ME A $250.00 CREDIT TOWARDS THE REPAIR THAT IS APROX. ...
The brake makes a rattling and metal grinding sound, the dealership said nothing is wrong with the brakes, still problematic. The transmission shifts too hard. Dealer said nothing wrong. Yet cat kicks too hard.
ON MAR 1, 2021 WHILE DRIVING SUPER CRUISE MODE, MY CAR JERKED VIOLENTLY TO THE LEFT ALMOST STRIKING ANOTHER CAR. I WAS ON THE FL TURNPIKE ABOUT 20 MILES NORTH OF ORLANDO HEADING SOUTH. THE HIGHWAY WAS INCREASING FROM 2 LANE TO 3 LANE SOUTHBOUND AND I WAS IN THE RIGHT LANE. WHEN I ENTERED THE LANE TRANSITION, THE CAR DRIFTED RIGHT . AS THE CAR CAME UPON THE NEW WHITE LINE THE CAR ABOUT CENTERED IT....
MY CADILLAC CT6 (2018) QUIT WORKING WHILE ON THE EXPRESSWAY. I WAS IN THE MIDDLE OF NO WHERE, IN GEORGIA. THIS MADE FOR A VERY DANGEROUS SITUATION AS THE CAR SUDDENLY LOST ALL POWER GOING TO THE WHEELS WHILE DRIVING AT APPROX. 75 MPH. I WAS BARELY ABLE TO GET AROUND TRAFFIC TO BE ABLE TO PULL OVER AS THERE WAS 0 POWER. WHEN THE TOW TRUCK FROM CADILLAC ARRIVED WE WERE TOLD WE WERE NOT ALLOWED TO RI...
MY ENGINE LIGHT IS ON AND THIS IS THE 15TH TIME I HAVE BOUGHT MY CAR IN FOR VARIOUS ENGINE PROBLEMS LIKE ENGINE POWER REDUCED AND OTHER PROBLEMS WITH THIS CAR. THE CAR WOULD JUST STOP IN THE MIDDLE OF THE RIDE OR JERKING AS I DRIVE IT. I HAVE BEEN ON THE HIGHWAY WHEN IT HAS STALLED BEFORE AS I DRIVE. I HAVE HAD THESE PROBLEMS SINCE I PURCHASED THE CAR IN 2018
LOSS OF ALL VEHICLE POWER WHILE TRAVELING ON THE FREEWAY AT HIGHWAY SPEEDS. VEHICLE CHECK ENGINE, POWER LIMITED, AND ELECTRIC MOTOR OVERHEAT WARNING LIGHTS COME ON. THE COMBUSTION ENGINE WILL NOT START, AND BATTERY POWER AVAILABILITY GOES TO ZERO. THIS IS VERY DANGEROUS TO PUBLIC HEALTH AND SAFETY DUE TO INSTANTANEOUS LOSS OF COMBUSTION ENGINE AND ELECTRIC BATTERY POWER WHILE IN FAST-MOVING HIGHWA...
RIGHT AFTER PURCHASE, THE NAV SCREEN KEPT FLICKERING, CAUSING A DISTRACTED DRIVER SITUATION AND A HAZARD. THE DEALER DID EVERYTHING THEY COULD PER GM GUIDELINES, BUT EVEN AFTER THE 1ST SERVICE VISIT, THE CAR WOULD SHUT DOWN IN DRIVE MODE, AS THE VEHICLE WAS IN MOTION. THEN THE VEHICLE WOULD NOT SHUT OFF USING THE POWER OFF BUTTON. GM IS TELLING THE DEALER, THE NAV FLICKERING SCREEN IS NOT A SAFETY...
Frequently Asked Questions About the 2018 Cadillac Ct6
Has the 2018 CADILLAC CT6 been recalled?
Yes, the 2018 CADILLAC CT6 has 2 recalls on record with NHTSA. Each recall addresses a specific safety defect identified by the manufacturer or NHTSA.
How many complaints does the 2018 CADILLAC CT6 have?
The 2018 CADILLAC CT6 has 9 complaints filed with NHTSA. None of the complaints involved crashes. No injuries or deaths have been reported.
What is the safety rating for the 2018 CADILLAC CT6?
The 2018 CADILLAC CT6 does not have an NHTSA safety rating on file. This can happen for newer model years, specialty vehicles, or models that have not been crash-tested.
What are the most common problems with the 2018 CADILLAC CT6?
The most commonly reported problems with the 2018 CADILLAC CT6 involve power train (2 complaints), steering,suspension,structure (1 complaints), service brakes,engine (1 complaints). Other affected components include exterior lighting, steering,forward collision avoidance,lane departure, power train,engine,fuel/propulsion system.
How many crash reports does the 2018 CADILLAC CT6 have?
There are no crash reports associated with the 2018 CADILLAC CT6 in the NHTSA database.
How many fire reports does the 2018 CADILLAC CT6 have?
There are no fire reports for the 2018 CADILLAC CT6 in the NHTSA database.
Are there any deaths reported for the 2018 CADILLAC CT6?
No deaths have been reported in NHTSA complaints for the 2018 CADILLAC CT6.
How many injuries are reported for the 2018 CADILLAC CT6?
No injuries have been reported in NHTSA complaints for the 2018 CADILLAC CT6.
Should I buy a 2018 CADILLAC CT6?
Based on NHTSA data, the 2018 CADILLAC CT6 is research thoroughly before purchasing. It has 9 complaints, 2 recalls. Always have a pre-purchase inspection done by a qualified mechanic.
What components fail most on the 2018 CADILLAC CT6?
The components with the most failures on the 2018 CADILLAC CT6 are: 1. POWER TRAIN (2 complaints), 2. STEERING,SUSPENSION,STRUCTURE (1 complaints), 3. SERVICE BRAKES,ENGINE (1 complaints), 4. EXTERIOR LIGHTING (1 complaints), 5. STEERING,FORWARD COLLISION AVOIDANCE,LANE DEPARTURE (1 complaints). POWER TRAIN is the single most-reported problem area with 2 complaints.
What should I know before buying a 2018 CADILLAC CT6?
Be cautious of power train and forward collision avoidance issues. Check for any recalls and ensure all safety systems are functioning properly. The 2018 CADILLAC CT6 has 9 NHTSA complaints and 2 recalls on record.
How reliable is the 2018 CADILLAC CT6?
The 2018 CADILLAC CT6 receives a reliability score of 82/100, indicating above-average reliability. This is based on 9 owner complaints, 2 recalls, and 0 crash/fire reports in the NHTSA database. Key known issues include Front Differential Case Failure and Forward Collision Avoidance and Lane Departure Failure.
What are the known issues with the 2018 CADILLAC CT6?
Known issues with the 2018 CADILLAC CT6 include: Front Differential Case Failure, Forward Collision Avoidance and Lane Departure Failure, Structural Damage and Seat Assembly Issues, Exterior Lighting Failure. These are based on patterns found across 9 NHTSA complaints. 2 of these patterns resulted in formal recalls.
What are the most common power train issues in the 2018 Cadillac CT6?
The most common issue is a front differential case that separated, leading to potential loss of control.
Are there any known defects in the seats or structural components?
Yes, some vehicles have been sold with structural damage and seat assembly issues.
Can the forward collision avoidance and lane departure systems fail?
Yes, these systems have failed in some vehicles, increasing the risk of accidents.
Buyer Advice
Our recommendation: Be cautious of power train and forward collision avoidance issues. Check for any recalls and ensure all safety systems are functioning properly.
NHTSA Data Summary for 2018 Cadillac Ct6
This safety report is based on a comprehensive analysis of data from the National Highway Traffic Safety Administration (NHTSA) for the 2018 Cadillac Ct6. The data includes 9 consumer complaints filed by vehicle owners, 2 manufacturer-initiated safety recalls, and safety rating assessments associated with this vehicle.
All data presented in this report is sourced from public NHTSA databases. Our AI analysis identifies patterns across complaint narratives, correlates them with recall history, and produces the safety assessment above. This analysis is updated as new complaints and recalls are filed with the NHTSA.
Consumers are encouraged to report vehicle safety problems to the NHTSA at nhtsa.gov. If your vehicle is subject to a recall, contact your dealer to schedule the free repair.
Disclaimer: This analysis is AI-generated from NHTSA public data and does not constitute professional automotive or safety advice. Always verify recall status at NHTSA.gov and consult a qualified mechanic.
Analysis last updated: 2026-05-13