What are the most common Cadillac CT6 problems?

According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2016 Cadillac CT6 has 2 documented issues. The most frequently reported are: Excess Adhesive Can Obstruct Child-Seat Anchorages (Recall 18V437), Park and Position Lamps May Be Excessively Bright (Recall 21V759). Of these, 2 are rated critical and should be addressed promptly.

What is the 2016-2018 Cadillac CT6 Excess Adhesive Can Obstruct Child-Seat Anchorages (Recall 18V437)?

On certain 2016-2018 Cadillac CT6 vehicles, excess structural adhesive on the inboard child-seat anchorage bars can interfere with correct child-seat installation. Severity: high.

What is the 2016-2017 Cadillac CT6 Park and Position Lamps May Be Excessively Bright (Recall 21V759)?

Certain 2016-2017 Cadillac CT6 vehicles have park and position lamps that may be excessively bright and fail FMVSS 108, potentially affecting other drivers’ vision. Severity: high.

Cadillac · Known Issues

2016 Cadillac CT6 Problems: 2 Known Issues

2016 model year · NHTSA recalls, manufacturer TSBs, and owner forum reports · Updated July 2026

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According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2016 Cadillac CT6 has 2 documented known issues, with 2 rated critical. The most serious are Excess Adhesive Can Obstruct Child-Seat Anchorages (Recall 18V437) and Park and Position Lamps May Be Excessively Bright (Recall 21V759). DIY maintenance guides at au7o.io.

2016 Cadillac CT6 Problems: 2 Known Issues

All 2 Known Issues

2016-2018 Cadillac CT6: Excess Adhesive Can Obstruct Child-Seat Anchorages (Recall 18V437)#

Common Symptoms

How to Fix

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2016-2017 Cadillac CT6: Park and Position Lamps May Be Excessively Bright (Recall 21V759)#

Common Symptoms

How to Fix

Research This Issue

Other Cadillac Models

Frequently Asked Questions

What are the most common Cadillac CT6 problems?

Is the Cadillac CT6 reliable?

What is the 2016-2018 Cadillac CT6 Excess Adhesive Can Obstruct Child-Seat Anchorages (Recall 18V437)?

What is the 2016-2017 Cadillac CT6 Park and Position Lamps May Be Excessively Bright (Recall 21V759)?