Cadillac XT6 reliability by year: best and worst years

Avoid: No year grades F. Weakest: 2020

Best: 2021

4 model years of NHTSA owner complaints and recalls · How we grade

Across 6 model years, the Cadillac XT6 has 105 owner-filed NHTSA complaints and 14 recalls on record. The most-reported areas are electrical system and power train. 2020 drew the most complaints (36), 2023 the fewest of the years on the road 3+ years (13).

6
Model years tracked
105
Owner complaints
14
Recalls
15
Median per year

Source: NHTSA complaints and recalls filed for Cadillac XT6 vehicles (US, public record). Typical used asking price $25,881–$40,965.

Which XT6 years have the most problems?

Complaint volume by model year. Raw NHTSA totals, not adjusted for sales volume or time on the road, so older and higher-selling years accumulate more. Every year links to its full breakdown.

YearComplaints
20258
202415
202313
202215
202118
202036

Highest: 2020 (36 complaints). Lowest: 2023 (13).

Where owners report problems

electrical system24
power train21
engine13
back over prevention13
forward collision avoidance10

What owners say

Mixed to negative sentiment overall, with a significant divide between initial appeal and long-term ownership experience.

  • Very frequentPoor build quality and premature squeaks/rattles

    Interior noises developing within the first few thousand miles.

  • Very frequentMechanical and electrical failures

    Includes complete vehicle shutdown at an intersection, persistent no-start conditions, failing driver assistance system sensors, faulty rearview mirror displays, and failing liftgate hydraulics.

  • Very frequentOutdated and problematic infotainment system

    Described as technology from circa 2016, with constant pop-up messages that must be cleared, laggy response, and an obnoxious user interface.

  • RecurrentTransmission problems

    Concerns and reported failures with the 9-speed automatic transmission (9T50/9T65), including harsh shifting, slipping, shuddering, and torque converter issues.

  • IsolatedUnderhood appearance and lack of underbody covers

    Engine bay described as "widely open" and looking cheap, with visible factory welding; underbody not covered.

Owner insights cover all generations of the XT6. Individual model years are broken down above.

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