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CadillacModel report

Cadillac CT6 Plug-In Hybrid Problems by Model Year

NHTSA recorded 9 consumer complaints across the 1 model years of the Cadillac CT6 Plug-In Hybrid (2017–2017) that have at least 5 complaints. 2017 has the most, with 9. Across all years, the part named most often is transmission and drivetrain (7 mentions). Pick a model year below to see its parts, mileage, recalls and service bulletins.

All CT6 Plug-In Hybrid model years

Years with fewer than 5 complaints are not listed. The score compares years of the same model, allowing for the era and for how long each year has collected complaints: 50 is a typical year, lower means fewer complaints. It is not adjusted for sales volume.

YearComplaintsMedian miRecallsTSBsScore (50 = typical)Trend
201798,8621664—Not enough data

Parts named most often, all years

Counts add up complaint mentions across the listed years. A complaint can name several parts.

Example complaints

One per model year, chosen for length and detail. Personal details are removed. They are consumer reports, not findings.

2017: “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 decelerating the car feels a hesitation followed by a significant shake, shudder, jerk, clunk or hard shift. The auto start stop feature is not working correctly. …”

NHTSA complaint #11255505, filed 2019-09, 24,192 miles

Other Cadillac models

Cadillac SRX
3,265 complaints
Cadillac Deville
2,708 complaints
Cadillac CTS
2,219 complaints
Cadillac Escalade
1,726 complaints
Cadillac Seville
793 complaints
Cadillac Escalade ESV
531 complaints
Cadillac DTS
527 complaints
Cadillac Catera
463 complaints

All Cadillac models →

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate. Methodology