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What 27 owners told NHTSA about the 2025 Chevrolet Suburban

These are the actual owner complaints behind this car’s reliability verdict, filed with the federal government, unedited. They’re unverified reports, not confirmed defects: read them as leads for your pre-purchase inspection, not a diagnosis.

All (27)Engine (13)Electrical system (5)Transmission & drivetrain (5)Driver assistance (2)Lights (2)Speed control (2)Visibility & wipers (2)Brakes (1)Engine & cooling (1)

1 of 27 complaints match · Brakes · clear filters

Jun 10, 2025Brakes

The brake system had a failure and the vehicle could not be slowed down. The brakes would come and go until I was able to stop. GM dealership diagnosed it with a failed master cylinder and the part is on national back order.

NHTSA ODI 11666193

Working with the data? Download all 27 complaints as CSV · fetched from NHTSA July 11, 2026

How to use these: a complaint is one owner’s report, filed voluntarily and published unverified. Patterns matter more than any single story. If several owners describe the same failure at similar mileage, put that system at the top of your pre-purchase inspection list. Back to the full 2025 Chevrolet Suburban verdict →