2021 Chevrolet Trailblazer Service Brakes Problems
NHTSA component category: SERVICE BRAKES · data through 07/14/2026
Source: U.S. NHTSA complaint data. Complaints are unverified reports from vehicle owners — a complaint is not a confirmed defect.
How service brakes ranks on this vehicle
Share of the 181 complaints citing each category; one complaint can cite several. Full breakdown on the 2021 Chevrolet Trailblazer overview page.
What owners report
“I have brought my car into the dealership over the last few years at least 6 times for the same issues. Currently there are two…”NHTSA complaint 11633315 — filed 12/31/2024
“What component or system failed or malfunctioned, and is it available for inspection upon request? - The shift lever/gear control malfunctions when trying to put…”NHTSA complaint 11615442 — filed 09/19/2024
“The brake pedal goes to the floor and does not want to stop. There is a brake failure meesage on the dash.”NHTSA complaint 11599338 — filed 07/05/2024
Excerpts are shortened and scrubbed of personal details; they are individual, unverified reports.
Service Brakes complaints by year filed
Frequently asked questions
Does the 2021 Chevrolet Trailblazer have service brakes problems?
Service Brakes is the #5 most-reported problem area on the 2021 Chevrolet Trailblazer: 29 of 181 complaints on file (16%). Complaints are unverified owner reports, not confirmed defects.
How many complaints does the 2021 Chevrolet Trailblazer have in total?
181 complaints were on file with NHTSA as of 07/14/2026. Across all categories, 7 involved a crash, 3 involved a fire, 5 reported injuries, and none reported deaths.
What does NHTSA's service brakes category include?
NHTSA assigns each complaint to standard component categories; this page reports the SERVICE BRAKES category exactly as NHTSA defines and records it.
