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ProblemsByVinFile / 2019-CADILLAC-CT6NHTSA data synced 1 day ago
Cadillac
2019 Cadillac CT6 problems
Light NHTSA footprint — 16 owner complaints and 4 active recall campaigns. Either a clean record or thin data; we'll show what's there.
The 2019 Cadillac CT6 has 16 NHTSA owner complaints and 4 recalls on file (U.S. federal records, as of August 2026). The most-reported system is powertrain at 13 complaints, typically surfacing around 70,667 miles (~$2,500 to repair). Source: NHTSA Office of Defects Investigation.
Solid reliability overall. Common issues are concentrated in a few systems.
0
Critical
4
Severe
0
Moderate
Should you avoid this 2019 CT6?
Acceptable — with caveats
Worth owning if you verify the specific issues below before you buy.
Reliability score 7.8/10 — above the segment average
4 recall campaigns on file
Our read of the federal NHTSA complaint and recall record for this exact year and model —
not a substitute for a pre-purchase inspection. How we score.
Buying a used 2019 Cadillac CT6? Check these first
Here's what this model is known to do — so you can inspect for it, price it in, or
make the seller fix it before you sign.
What to inspect on this specific car
powertrain — 13 owner reports
· tends to show around 70,667 mi · ~$2,500 to fix
Recalls to confirm are done
Run the VIN from the listing — 4 active recalls on this model. Recall repairs are always free.
Verdict for buyers: 7.8/10 model. The priciest documented failure is
powertrain (~$2,500) — get the
seller's service records for it or inspect closely. Otherwise an average-risk used buy at a fair price.
We tell you what this model is known for and what to inspect — a vehicle-history report
tells you what this exact car has been through. Smart buyers get both.
A noise, a warning light, a repair quote, "should I buy this?" — get an answer grounded in
this vehicle's actual NHTSA record, not generic advice.
Dash light, leak, worn part — snap it and we'll read it against this car's record.
Photo attached — type a question or just hit Ask.
Answers use this vehicle's NHTSA complaint & recall record — owner-reported and unverified, not a diagnosis. Verify anything safety-critical with a mechanic.
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What owners are saying
recent NHTSA-filed complaints · verbatim
2019 CT6· visibility
Hello, on an estimated 8+ times, I put my vehicle into gear, drove off and both my side view mirrors were in the closed/up position. I have learned from gm support that gm did not develop software where the mirrors automatically open: when either opening the doors or putting…
Tl* the contact owns a 2019 Cadillac ct6. While driving, the brake system failed to engage. The vehicle was taken to an unknown dealer where it was diagnosed that the brake booster failed and needed to be replaced. The manufacturer was contacted and provided case number:…
The contact owns a 2019 Cadillac CT6. The contact stated that while driving approximately 75 MPH, the wheels locked up and the vehicle started swaying from side to side, and the vehicle decelerated. The contact was able to coast to the side of the road and had the vehicle towed…
On July 22, 2025, at 20,245 miles, I brought my 2019 Cadillac CT6-V to an authorized dealer while still under factory warranty, reporting hard shifting during both acceleration and deceleration — the exact symptom described in GM Special Coverage Bulletin N242480631, which…
Had a problem with your 2019 Cadillac CT6?
File a complaint with NHTSA → It's free and official — owner filings are what build the federal safety record behind this page.
Estimate your repair exposure
Drag to your current mileage. Numbers are derived from this vehicle's complaint history.
General Motors LLC (GM) is recalling certain 2019-2020 Cadillac CT6, 2020-2021 CT4, CT5, and 2020-2022 Chevrolet Camaro vehicles equipped with a 10-speed transmission
Wheel lock-up while driving increases the risk of a crash.
Fix: Dealers will install transmission control module monitoring software, free of charge. Owner notification letters were mailed April 7, 2025. Owners may contact Cadillac customer service at 1-800-333-4223 or Chevrolet customer service at 1-800-222-1020. GM's number for this recall is N242480630.
General Motors LLC (GM) is recalling certain 2019 Chevrolet Silverado 1500, Cadillac CT6, and GMC Sierra 1500 vehicles
If the driver operates the vehicle unaware that ESC and ABS are not functioning, there is an increased risk of a crash.
Fix: GM will notify owners, and dealers will reprogram the EBCM, free of charge. The recall began February 4, 2020. Owners may contact Chevrolet customer service at 1-800-222-1020, Cadillac customer service at 1-800-333-4223, or GMC customer service at 1-888-988-7267. GM's number for this recall is N192268090.
General Motors LLC (GM) is recalling certain 2019 Cadillac CT6 vehicles
If the turn-signals do not automatically deactivate, the driver may fail to turn them off manually. An erroneous active turn-signal may mislead pedestrians and other drivers, increasing the risk of a crash.
Fix: GM has notified owners, and dealers will replace the turn-signal switch. The recall began March 11, 2019. Owners may contact Cadillac customer service at 1-800-458-8006. The Cadillac number for this recall is N182207090.
Mostly yes. With a reliability score of 7.8 out of 10 based on 16 owner complaints filed with NHTSA, the 2019 Cadillac CT6 is generally a sound vehicle. The areas to watch are listed in the top problem section above — most are budget items, not deal-breakers.
Should you avoid the 2019 Cadillac CT6?
The 2019 Cadillac CT6 is acceptable, with specific caveats. Worth owning if you verify the specific issues below before you buy. The record behind that call: Reliability score 7.8/10 — above the segment average; 4 recall campaigns on file. This is our read of the federal complaint and recall data — not a substitute for a pre-purchase inspection.
What should I check before buying a used 2019 Cadillac CT6?
Inspect the powertrain first — it's the most-reported issue on this model, with 13 owner complaints filed. Typical failure occurs around 70,667 miles. Average repair cost runs about $2,500 at an independent shop. Also confirm any open recalls have been completed by running the VIN, and ask for service records covering the problem areas listed above.
Is the 2019 Cadillac CT6 a good used car to buy?
It scores 7.8 out of 10 on our NHTSA-based read of 16 owner complaints. The main thing to watch is powertrain. Typical failure occurs around 70,667 miles. Priced fairly and clean on inspection, it's a reasonable used buy. Our data covers what this model is known for — pair it with a vehicle-history report on the VIN to see what that specific car has been through.
What's the most common problem on the 2019 Cadillac CT6?
Based on NHTSA records, the most-reported issue is powertrain, with 13 complaints filed. Typical failure occurs around 70,667 miles. Average repair cost runs about $2,500 at an independent shop.
What's the most expensive thing that goes wrong?
The powertrain is one of the costlier repair items. Average repair cost runs about $2,500 at an independent shop. Typical failure occurs around 70,667 miles. Catching early warning signs can sometimes extend life by 20–30,000 miles.
How do I check if my Cadillac CT6 has open recalls?
Paste your VIN into the decoder at the top of this page. We pull live from NHTSA, so you'll see exactly which campaigns apply to your vehicle and whether the dealer has logged the fix. Recall repairs are always free regardless of mileage or warranty status.
Is an extended warranty worth it on a 2019 Cadillac CT6?
Math is straightforward: a quality service contract runs $1,800–3,500 over 3 years. With 16 complaints on file and the costliest repair averaging $2,500, one major failure more than pays for it. The catch is reading the contract — many providers exclude wear items and require pre-authorization, so cheaper plans are not always better value.
Recall and complaint data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database, last synced 1 day ago. Verify the raw federal record at
nhtsa.gov/vehicle/2019/Cadillac/CT6.
Editorial commentary written by ProblemsByVin contributors and reviewed by ASE-certified mechanics.
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