Do brake fluid flush problems track brake violations per 100 truck roadside inspections across states?
Brake fluid flush complaints run higher where brake violations per 100 truck roadside inspections is higherRoadside inspectors count brake violations on commercial trucks, a measured violation rate for brakes under heavy use. NHTSA owner complaints about brake fluid flush run 23% above what the makes sold there would predict in the 10 states with the highest brake violations per 100 truck roadside inspections, and 6% above in the 10 with the lowest.
What it shows: States with more brake violations per 100 truck roadside inspections tend to sit higher on the chart across 33 states: a pattern in the data, not proof of cause.
Data: FMCSA roadside inspections and violations, data.transportation.gov, joined to NHTSA owner complaints, downloaded 2026-10-12 · 33 states. Chart: CalcScrape · calcscrape.com
A moderate pattern, probably real but not certain: about 1 in 11 patterns this clear turn out to be false alarms. Dropping any one state leaves the brake violations per 100 truck roadside inspections pattern intact.