2017 Cadillac Ct6: Is it reliable?Problems, recalls & buyer verdict
Shopping for a used 2017 Cadillac Ct6? This page highlights owner-reported complaint patterns and recall history so you can inspect the right systems before buying. Current data includes 25 complaints, with Transmission / Drivetrain as the top reported area.
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Don't buy a 2017 Cadillac Ct6 blind
Model-year stats show the pattern. A full report shows what this exact car is hiding — before you pay for it.
- Accident & damage history
- Title brands & odometer rollback
- Open recalls, theft & lien records
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2017 Cadillac Ct6 Fuel Economy
✓ EPA Official DataEPA-rated energy efficiency for the 2017 Cadillac Ct6. Values shown in MPGe (miles per gallon equivalent).
Source: EPA FuelEconomy.gov. Figures reflect EPA lab testing; real-world results vary by driving style, load, and conditions. 4 trims analysed.
2017 Cadillac Ct6 Safety Ratings
NHTSA 5-Star Program2 variants tested — showing 2017 Cadillac CT6 4DR AWDOfficial crash test results from the NHTSA 5-Star Safety Ratings program. Stars reflect government-conducted tests; higher is safer.
Overall
Not RatedFrontal Crash
Not RatedSide Crash
Not RatedRollover
Not RatedSource: NHTSA 5-Star Safety Ratings. Ratings are based on government crash tests and may not reflect all trim levels.
Based on NHTSA complaint data, the 2017 Cadillac Ct6 has 25 owner complaints, 0 crash-related complaints, and 2 recall campaigns on record. The most frequently reported component is Transmission / Drivetrain. NHTSA reliability signal: Good Record.
- Make
- Cadillac
- Model
- Ct6
- Model year
- 2017
- NHTSA owner complaints
- 25
- Crash-related complaints
- 0
- Safety recall campaigns
- 2
- Top reported component
- Transmission / Drivetrain
- Reliability signal
- Good Record
- EPA MPGe combined
- 25
- EPA MPGe city / highway
- 22 / 30
- Fuel type
- Premium Gasoline
- Electric range (miles)
- 440
- Electronic stability control
- Standard
Common problems
Most common 2017 Cadillac Ct6 problems
Top owner-reported complaint areas and where they often appear.
Transmission / Drivetrain
Electrical Faults
Unintended Acceleration
Complaint patterns center on Transmission / Drivetrain, Electrical Faults, Unintended Acceleration. Use these as a pre-purchase inspection guide, then verify recall and damage history on the specific VIN.
Buyer verdict
Should you buy a used 2017 Cadillac Ct6?
The 2017 Cadillac Ct6 looks comparatively lower-risk based on complaint volume, but model-year averages do not confirm the condition of any specific used car.
Use the model-year trend to shortlist candidates, then confirm the exact vehicle condition with service records, recall status, and a VIN history report.
Pre-purchase
What to check before buying a used 2017 Cadillac Ct6
Inspection Focus
- Inspect transmission/drivetrain performance during test drive.
- Verify all open recalls at nhtsa.gov/recalls.
- Request service records for transmission and electrical repairs.
- Have a mechanic inspect the vehicle before purchase.
Before You Close the Deal
- Inspect transmission/drivetrain performance during test drive.
- Verify all open recalls at nhtsa.gov/recalls.
- Request service records for transmission and electrical repairs.
- Have a mechanic inspect the vehicle before purchase.
Check the exact car
Shortlist with model-year data. Decide with the exact VIN.
Before buying a used 2017 Cadillac Ct6, run a VIN history report to verify accidents, title brands, odometer records, theft checks, and open recalls for the exact vehicle.
AI verdict
What the complaint data suggests
Editorial interpretation of NHTSA public complaint data. Source: nhtsa.gov. Complaints are owner-submitted and do not confirm a defect. Methodology
Based on 25 NHTSA complaints for the 2017 Cadillac CT6, the majority of issues are concentrated in the transmission/drivetrain system, with 16 reports. Electrical faults and other components have fewer complaints. No crash-related complaints were reported, but the low sample size limits confidence.
- Transmission/drivetrain accounts for 64% of all complaints (16 out of 25).
- Electrical faults are the second most reported component with 5 complaints.
- No crash-related complaints were filed for the 2017 model year.
- Transmission / Drivetrain issues are the most frequently reported problem.
- Electrical Faults, including potential wiring or module failures.
- Unintended Acceleration reports, though only 2 complaints.
Full breakdown
All 2017 Cadillac Ct6 complaints by category
Every owner-reported complaint category filed with NHTSA for the 2017 Cadillac Ct6. Use this as a pre-purchase inspection checklist.
| Component | Complaints | Crashes | Fires | Avg Mileage | Volume |
|---|---|---|---|---|---|
| Transmission / Drivetrain | 16 | — | — | — | |
| Electrical Faults | 5 | — | — | — | |
| Unintended Acceleration | 2 | — | — | — | |
| Structural Problems | 2 | — | — | — | |
| Brake System | 2 | — | — | — | |
| Engine Problems | 2 | — | — | — | |
| Fuel/Propulsion System | 1 | — | — | — | |
| Forward Collision Avoidance: AEB | 1 | — | — | — | |
| Tire Issues | 1 | — | — | — | |
| Steering Defects | 1 | — | — | — | |
| Uncategorized Issues | 1 | — | — | — | |
| Visibility | 1 | — | — | — | |
| Visibility/Wiper | 1 | — | — | — |
Source: NHTSA Complaints Database. Complaint counts may exceed total complaints because one report can span multiple categories.
In their words
Real owner complaints
Read what owners actually reported to NHTSA for the 2017 Cadillac Ct6. Type a keyword (e.g. “transmission”, “stalling”, “brakes”) to filter.
The vehicle experiences harsh shifting, surging, and jerking forward during normal driving conditions. The behavior has occurred repeatedly over several years and has been confirmed by the dealership. Multiple repair attempts, including transmission-related work, have not resolve…
My CT6 had a default engine light on,.Dealer reports broken EVAP line.Car has never been in an accident or damaged.Upon inquiry dealer reports no issues known to them with this problem.However ,this same vehicle had transmission issue when purchased new and the dealer stated same…
My vehicles transmission has a buzzing noise coming from the transmission oil pan and a gear shifting problem I took vehicle to Cadillac dealer whom can’t find the issue they changed the oil pan and the transmission lines . My vehicle is a 2017 Cadillac ct6 with 72027 miles . I’v…
Water is getting into my trunk where the amp is and now my radio does not work only the back up camera. I cannot control the AC or turn on the air conditioner. Or is that how I would like it to blow
These vehicles have an issue tbat GM is aware of, with their 8 speed automatic transmissions which are used in multiple GM vehicles and these cause safety issues because for instance my vehicle switches gears randomly almost causing a wreck, and shuttering, and even slipping and …
Transmission - Jerks and studders (hesitation) in the course of normal driving. Brakes - Makes a squealing noise which has gotten louder over time.
The car is equipped with an 8-Speed Automatic Transmission which is frequently very hard shifting from 1st to 2nd gear. The car has been to my local Cadillac Dealer twice for this problem; they reply this is a know problem, and a normal condition, but the problem is getting wors…
SIDEWALL CRACKING ISSUE WITH ALL FOR TIRES - PIRELLI P ZERO NERO 245/40/R20 While traveling out of town (Dallas to San Antonio) we experienced some tire issues which led to us needing to replace all 4 tires. Several weeks prior, we began to noticed a very slight loss of tire …
I was driving the vehicle heading to the interstate, and my speed was about 15 MPH, as I merge onto the highway and accelerated I felt the transmission shudder, and lag with a humming noise. It felt like the transmission mission was slipping and shaking with no acceleration power…
While driving the vehicle with auto stop engaged, the auto stop was malfunctioning. When I get to a red light or stop sign vehicle would engage auto stop, once I let my feet off the gas pedal and accelerate, the vehicle would jerk out of gear then slip /drag then engage with a lo…
The contact owns a 2017 Cadillac CT6. The contact stated that while driving at various speeds, the vehicle would hesitate upon depression of the accelerator pedal without warning. The contact had taken the vehicle to a dealer where they initially changed the transmission fluid an…
Steering rack bound up and became extremely difficult to move, causing vehicle to leave roadway. Power assist failed and manual mode would not allow steering to left making it nearly impossible to control direction of vehicle.
MY 2017 CADILLAC CT6 3.0 TT PREMIUM LUXURY HAS HAD THIS ISSUE SINCE I PURCHASED IT. DEALERSHIP STATE THAT THIS IS NORMAL AND I SHOULD LIVE WITH IT. IF I KNEW THIS BEFORE I PURCHASE THIS $98,000 VEHICLE I WOULD HAVE GONE MERCEDES-BENZ. THE ISSUES WITH THE 8-SPEED 8L90 GM TRANSM…
WHEN YOU PT IN THE REVERVE THE OUT SIDE MIRRORS DID NOT TILTED , AND SOME TIME THE PARKING BREAK LIGHT ON
TL* THE CONTACT OWNS A 2017 CADILLAC CT6. THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 67 MPH, THE SUN ROOF EXPLODED WITHOUT IMPACT. THE VEHICLE WAS TAKEN TO HILL CADILLAC LOCATED AT 3964 WEST CHESTER PIKE, NEWTOWN SQUARE, PA 19073, WHERE THE TECHNICIAN TOOK PICTURES TO SE…
WHEN AUTO STOP IS ENGAGE TAKING YOUR FOOT OFF THE BRAKE PEDAL FROM A COMPLETE STOP WHEN THE ENGINE STARTS BACK UP IT HAS A HARSH JERK SOMETIMES, IT FEELS AS THOUGH SOMEONE HAS HIT YOU FROM THE REAR. THIS BEEN GOING ON FOR THREE YEARS THE CAR HAS BEEN IN SERVICE TWICE FOR THIS PRO…
ON MORE THAN THREE OCCASIONS, THIS VEHICLE HAS LOST SUBSTANTIAL OR ALL PROPULSION DUE TO ENGINEERING DESIGN DEFECTS WITH THE GAS/HYBRID ELECTRIC TRANSMISSION SYSTEM. ALL BUT ONE OF THESE SITUATIONS OCCURRED ON A HIGH SPEED FREEWAY CAUSING POTENTIALLY LIFE THREATENING CONDITIONS …
TL* THE CONTACT OWNS A 2017 CADILLAC CT6. WHEN THE VEHICLE WAS STARTED, IT LURCHED FORWARD WITHOUT WARNING. THE FAILURE OCCURRED INTERMITTENTLY. THE VEHICLE WAS TAKEN TO GOLD COAST CADILLAC (732-709-2168, LOCATED AT 2123 STATE ROUTE 35, OAKHURST, NJ 07755), BUT THE CAUSE OF THE F…
I PURCHASED THE USED 2017 CADILLAC CT6 IN MARCH 2019 WITH 24,192 MILES. IT WAS A CERTIFIED PRE -OWNED CAR BY THE DEALER. ADDITIONALLY I PURCHASED A CPO PROTECTION PLUS PROTECTION PLAN WITH THE CAR. I AM EXPERIENCING PROBLEMS WITH THE TRANSMISSION. DURING ACCELERATION AND DECE…
HARD SHIFTS IN LOW SPEEDS, INTENSE VIBRATION , SHUDDER THROUGHOUT DRIVING SPEED. CADILLAC DEALER SAID IT IS TORGUE CONVERTER ISSUE, CAR TRANSMISSION NEEDS TO BE FLUID EXCHANGED FOR $800.
Source: NHTSA Complaints Database. Real owner reports for the 2017 Cadillac Ct6.
Safety recalls
2017 Cadillac Ct6 recalls
2 campaignsNHTSA recall campaigns for the 2017 Cadillac Ct6. 2 recall campaigns are on record for this model year. Recalls are free to fix at authorized dealers, but completion status must be verified on the exact VIN.
SEATS:MID/REAR ASSEMBLY
EXTERIOR LIGHTING
Questions
2017 Cadillac Ct6 buying FAQ
Buyer-focused answers based on real NHTSA complaint and recall data for this model year.
Is the 2017 Cadillac Ct6 reliable?▾
Good Record. NHTSA currently shows 25 owner complaints, 0 crash-related complaints, and 2 recall campaigns for this model year. The 2017 Cadillac Ct6 looks comparatively lower-risk based on complaint volume, but model-year averages do not confirm the condition of any specific used car. Treat this as a model-year signal, then verify the exact vehicle's condition and history before purchase.
What are the most common problems with the 2017 Cadillac Ct6?▾
#1: Transmission / Drivetrain (16 complaints). #2: Electrical Faults (5 complaints). #3: Unintended Acceleration (2 complaints)
At what mileage do problems start on the 2017 Cadillac Ct6?▾
Mileage data is not available or insufficient for this model year.
How safe is the 2017 Cadillac Ct6?▾
Complaint data is not the same as crash-test scoring, but it does highlight possible risk patterns. For the 2017 Cadillac Ct6, NHTSA complaints include 0 crash-related reports and 0 fire reports out of 25 total complaints. For controlled crash-test ratings, check nhtsa.gov/ratings.
Does the 2017 Cadillac Ct6 have any recalls?▾
Yes. 2 NHTSA recall campaigns affect the 2017 Cadillac Ct6. A major recall area is SEATS:MID/REAR ASSEMBLY. 2 recall campaigns are on record for this model year. Always verify open recalls by VIN because completion status varies by vehicle.
Should I buy a 2017 Cadillac Ct6?▾
The 2017 Cadillac Ct6 looks comparatively lower-risk based on complaint volume, but model-year averages do not confirm the condition of any specific used car. Use the model-year trend to shortlist candidates, then confirm the exact vehicle condition with service records, recall status, and a VIN history report. Pay extra attention to Transmission / Drivetrain during inspection. Before committing, run a VIN history report to verify accidents, title brands, odometer records, and recall completion for the exact car.
Source: NHTSA (National Highway Traffic Safety Administration) complaint and recall databases, aggregated by VinSpector AI.
Wider context: See the full Cadillac Ct6 reliability report with year-by-year comparison.
Owner Reliability Rating
Rate the 2017 Cadillac Ct6 based on your ownership experience.
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Ratings are based on owner experience and are separate from NHTSA data shown above.
Before you buy
Check the exact vehicle history before you buy
Model-year complaints and recalls reveal patterns. A VIN report confirms whether the exact car has accident history, title brands, mileage issues, or open recalls.