TL* THE CONTACT OWNS A 2019 GMC SIERRA 1500. WHILE DRIVING APPROXIMATELY 25 MPH AND ATTEMPTING TO BRAKE, THE BRAKE PEDAL TRAVELED ALL THE WAY TO THE FLOORBOARD. ALSO, THE ABS, CHECK ENGINE, BRAKE, AND DIFFERENTIAL WARNING INDICATORS ILLUMINATED. IN ADDITION, THE SERVICE TRAILER BRAKE SYSTEM, SERVICE ESC, STEERING ASSIST REDUCED, DRIVE WITH CARE AND BRAKE SYSTEM FAILURE SYSTEM TOP SPEED 62 MPH MESS…
2019 GMC Sierra brakes problems
severe 60 complaints filed with NHTSA · avg repair $450
What owners are reporting 3 most recent
NEW TRUCK, GMC 1500 DENALI, 1100 MILES, STARTED VEHICLE WITH MULTIPLE WARNING SOUNDS & WARNING LIGHTS, DASH SAYS "BRAKE SYSTEM FAILURE 62MPH TOP SPEED", SERVICE TRAILER BRAKE SYSTEM", STEERING ASSIST IS REDUCED DRIVE WITH CARE" SERVICE ESC", BRAKING WAS COMPLETELY REDUCED & NEEDED HARD PRESS ON BRAKE TO TRY AND GET VEHICLE TO STOP. VERY DIMINISHED BRAKING. VEHICLE WAS STATIONARY IN A PARKING LO…
AFTER STARTING MY TRUCK I GOT THE FOLLOWING MESSAGES SERVICE ESC SERVICE TRAILER BRAKE BRAKE SYSTEM FAILURE - 62 MPH TOP SPEED STEERING ASSIST REDUCED DRIVE WITH CARE THOUGHT I WOULD JUST LIMP IT HOME ALTHOUGH AFTER LEAVING MY PARKING SPOT I REALIZED THAT I HAD ALMOST NO BRAKES AT A ALL. I RE PARKED THE TRUCK AND HAD IT TOWED TO THE DEALERSHIP WHICH IS TELLING ME THAT THEY RESET THE CODES BUT…
Common questions
How serious is the brakes problem on the 2019 GMC Sierra?
It's a meaningful issue. 60 complaints have been filed and the failure mode causes operational problems for owners. Repairs average $450.
At what mileage does the brakes typically fail?
Mileage data is limited for this issue. Owners report failures across a wide range, suggesting cause is more about driving conditions and maintenance than mileage alone.
What does it cost to fix?
Independent shops typically charge around $450 for brakes repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to brakes?
No active recalls currently cover brakes issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.