NHTSA Complaint #11329324 — 2020 GMC SIERRA 1500
SERVICE BRAKES issue reported to NHTSA
1 Injury
Complaint Details
| ODI Number | 11329324 |
| Vehicle | 2020 GMC SIERRA 1500 |
| Component | SERVICE BRAKES |
| Date of Incident | |
| Date Filed | |
| Mileage | N/A miles |
| Crash | No |
| Fire | No |
| Injuries | 1 |
| Deaths | 0 |
| Vehicle Towed | No |
| State | NM |
Consumer Description
TL* THE CONTACT OWNS A 2020 GMC SIERRA. THE CONTACT STATED THAT WHILE DRIVING AT 25 MPH, THE SYSTEM BRAKE FAILURE WARNING MESSAGE ILLUMINATED ON THE INSTRUMENT PANEL. ONCE THE WARNING LIGHT ILLUMINATED, THE CONTACT EXPERIENCED COMPLETE BRAKE AND STEERING FAILURE. THE CONTACT WAS ABLE TO STEER THE VEHICLE INTO A CURB TO SLOW DOWN THE VEHICLE AND AVOID A POSSIBLE COLLISION WITH ANOTHER VEHICLE. THE CONTACT STATED THAT HE HAD SUFFERED PAIN TO HIS LEFT SHOULDER BLADE AND LEFT KNEE; HOWEVER, HE DID NOT SEEK MEDICAL ATTENTION DUE TO COVID-19. AFTER EXPERIENCING THE FAILURE, THE CONTACT HAD THE VEHICLE TOWED TO DESERT SUN MOTORS, INC. (2600 N WHITE SANDS BLVD, ALAMOGORDO, NM 88310) WHERE THEY CLEARED THE SYSTEM'S COMPUTER AND INFORMED THE CONTACT THAT THEY FOUND NO DEFECTS WITH THE VEHICLE. UPON RETURN OF THE VEHICLE, HE EXPERIENCED ANOTHER BRAKE FAILURE AS THE CHECK ENGINE LIGHT ILLUMINATED WHILE DRIVING AT 55 MPH. DUE TO THE FAILURE, THE CONTACT WAS FORCED TO RUN A RED LIGHT AND DRIVE UP AN INCLINE IN ORDER TO BRING THE VEHICLE TO A COMPLETE STOP. THE VEHICLE WAS THEN TOWED SHAMALEY BUICK GMC (955 CROCKETT ST, EL PASO, TX 79922) WHERE IT REMAINED IN THEIR POSSESSION. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE AND A FIELD INSPECTOR WAS SENT TO INSPECT THE VEHICLE. THE CONTACT STATED THAT KNOW BRAKE FAILURE CODES WERE DETECTED. THE CONTACT STATED AFTER THE THIRD FAILURE THE VEHICLE WAS TOWED TO SHAMALEY GMC WHERE IT WAS AWAITING DIAGNOSIS. THE VEHICLE HAD YET TO BE REPAIRED. THE FAILURE MILEAGE WAS UNKNOWN.
Related Complaints for the 2020 GMC SIERRA 1500
Other SERVICE BRAKES Complaints
#11719518
The brakes suddenly activate and cause the vehicle to rapidly stop with no warning of any kind and without any brakin...
#11699612
First my torque converter went out, no warning lights only shaking wehn shifting, I got it replaced already it cost m...
#11690818
On Monday, [XXX], at about 1730 hours was traveling Southbound at 45mph on [XXX] approaching the [XXX] intersection...
#11682879
Was driving down the freeway around 65 miles an hour attempted to pass a truck when the steering started wobbling the...
#11681985
My vehicle displayed numerous brake failure codes and limited my speed to 43mph. When taken into my local GMC dealer ...
Recent Complaints for the 2020 GMC SIERRA 1500
#11719463
ENGINE
The contact owns a 2020 GMC Sierra 1500. The contact stated that while driving at an undisclosed speed, there was a l...
#11719518
FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING
The brakes suddenly activate and cause the vehicle to rapidly stop with no warning of any kind and without any brakin...
#11719423
POWER TRAIN
On Friday, January 30, 2026 while driving our 2020 GMC Sierra 1500, we experienced sudden loss of power and the motor...
#11719487
POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER
The contact owns a 2020 GMC Sierra 1500. The contact stated that while driving at an undisclosed speed, the vehicle u...
#11719037
ENGINE
I had a complete engine failure that I had to pay out-of-pocket for I really think that this vehicle should’ve been i...