There are 4 stored owner reports matching the brakes leading-label group for the 2019 Buick Envision in our NHTSA-sourced dataset. These are unverified consumer reports and may not reflect confirmed defects.
This group counts stored reports whose component label starts with one of this site's matching prefixes, ignoring case. Each matching report counts once within the group. Components mentioned later in the label or only in the narrative are not searched. How component counts work
Loaded 4 of 4 matching reports.
Open the full vehicle complaint log (all categories)The contact owns a 2019 Buick Envision. The contact stated that while driving at various speeds, the vehicle abruptly stopped without driver input. The brake assist warning light was illuminated. The message “Brake Assist Failure - Drive with Caution” was displayed. The vehicle was taken to the local dealer but was not diagnosed or repaired. The manufacturer was contacted and referred the contact to the local dealer. The failure mileage was approximately 30,000.
WHILE DRIVING THE VEHICLE, THE SERVICE "BRAKE ASSIST" LIGHT CAME ON. I PUT MY FOOT ON THE BRAKE AND HAD NO BRAKES, THEN HAD LIMITED BRAKES WHEN SLOWLY PUMPING THEN PEDAL WENT TO THE FLOOR. THAT WARNING WENT OFF AND THE MALFUNCTION INDICATOR LAMP CAME ON.
WHILE DRIVING THE VEHICLE, THE SERVICE "BRAKE ASSIST" LIGHT CAME ON. I PUT MY FOOT ON THE BRAKE AND HAD NO BRAKES, THEN HAD LIMITED BRAKES WHEN SLOWLY PUMPING THEN PEDAL WENT TO THE FLOOR. THAT WARNING WENT OFF AND THE MALFUNCTION INDICATOR LAMP CAME ON.
WHILE DRIVING THE VEHICLE, THE SERVICE "BRAKE ASSIST" LIGHT CAME ON. I PUT MY FOOT ON THE BRAKE AND HAD NO BRAKES, THEN HAD LIMITED BRAKES WHEN SLOWLY PUMPING THEN PEDAL WENT TO THE FLOOR. THAT WARNING WENT OFF AND THE MALFUNCTION INDICATOR LAMP CAME ON. I THEN HAD ABOUT 85% BRAKES.THIS HAS HAPPENED THREE TIMES. THE DEALER AND GM CANNOT FIND THE PROBLEM. THE FIRST TIME I WAS ON A HIGHWAY. THE 2ND TIME I WAS ON A STREET IN TOWN AND THE 3RD TIME I HAD JUST PULLED OUT OF A DRIVEWAY IN A SUBDIVISION, AFTER THE CAR HAD NOT MOVED FROM FRIDAY TO SUNDAY.
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
NHTSA source checks for this vehicle year
Checks are recorded separately for each dataset, not for the whole page. Dates use UTC. A missing check date does not mean no records exist.
Vehicle import recorded: Apr 28, 2026. This is the stored import date, not confirmation that every source was successfully refreshed.