2020 Cadillac CT6
Only 11 complaints on file — too few for a fair verdict.
This verdict reflects complaint volume compared to this model's typical year. Recalls and safety issues below apply regardless of the verdict — always check them.
Only 11 complaints on file — too few for a fair verdict. The data below is complete but unranked.
- Complaints
- 11
- Recalls
- 2
- Investigations
- 0
- Top problem
- —
Too few to rank
Campaigns on file for 2020
None on file
Not enough data
Complaints per year
2020: 11 complaints
View as data table
| Year | Complaints |
|---|---|
| 2016 | 11 |
| 2017 | 17 |
| 2018 | 9 |
| 2019 | 16 |
| 2020 | 11 |
Known problem areas
Only 11 complaints on file for this model year — too few to rank by share. Raw counts only, below.
Power train
6 of 11 total reports mention: power train.
Show complaint excerpts
See attached document for complaint.
NHTSA ODI report, 2025-05-22
The contact owns a 2020 Cadillac CT6. The contact received notification of NHTSA Campaign Number: 25V148000 (POWER TRAIN); however, the part to do the recall repair was unavailable.
NHTSA ODI report, 2025-04-11
Service brakes
3 of 11 total reports mention: service brakes.
Show complaint excerpts
On Friday, November 13, 2020 I was stopped at a stoplight in marysville, Ohio. It appeared that traffic started to move, so I took my foot off the brake. Almost immediately the emergency braking feature engaged.
NHTSA ODI report, 2020-11-15
Also filed under Forward collision avoidance
Car was acquired in February and scraping noise in front brakes was noticed in may.
NHTSA ODI report, 2020-08-03
Forward collision avoidance
3 of 11 total reports mention: forward collision avoidance, most commonly citing warnings and automatic emergency braking.
Wheels
1 of 11 total reports mentions: wheels.
Suspension
1 of 11 total reports mentions: suspension.
Safety timeline
2 recalls · 0 investigations · oldest first
To check one car, enter its VIN on the NHTSA recall page. Check a VIN →
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2019-12-03Tires19V731000 General Motors LLC (GM) is recalling certain 2020 Cadillac CT6 vehicles equipped with dealer-installed accessory 20" x 8.50" wheels (RPO 5JO or SHH).
Remedy: GM will notify owners, and dealers will replace all four TPMS sensors with the correct sensors, free of charge. The recall began December 3, 2019. Owners may contact GM customer service at 1-586-596-1733. GM's number for this recall is N192279200.
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2025-04-07Power train25V148000 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. The transmission may become damaged internally and cause the wheels to lock-up.
Remedy: Dealers will install transmission control module monitoring software, free of charge. Owner notification letters were mailed April 7, 2025.
Buy-smart checklist
2020 Cadillac CT6 — pre-purchase inspection
Inspect
- Power train: 6 reports on file for this year.
- Service brakes: 3 reports on file for this year.
- Forward collision avoidance: 3 reports on file for this year.
Verify these recalls were completed
- Recall 19V731000 · Tires
- Recall 25V148000 · Power train
FAQ
- Is the 2020 Cadillac CT6 reliable?
- There isn't enough NHTSA complaint data on file yet to give this model year a verdict.
- What are the most common problems with the 2020 Cadillac CT6?
- The most-reported component is power train, accounting for 55% of complaints on file.
- How many recalls does the 2020 Cadillac CT6 have?
- 2 recalls on file for this model year.
Data updated 2026-10-31 · Complaints are unverified owner reports filed with NHTSA, not independently verified defects. Methodology.