5 complaints reported

2019 GMC Sierra 2500 Engine

Owner-reported problems and safety issues filed with NHTSA. Review common failures, severity levels, and complaint trends over time.

Reports
5
Crashes
0
Fires
0
Injuries
0

Complaint Timeline

Chronological view of owner reports

Jul 2025

Emissions Code showed up on the dash display. Tried to fix the fuel filter and cleaned a sensor off and it still shows the emissions code.

Type: Vehicle, Vehicle: 2019 GMC SIERRA 2500, Manufacturer: General Motors, LLC Type: Equipment, Vehicle: 9999 GM PRODUCTS GM PRODUCTS, Manufacturer: GM PRODUCTS DIV. GM CORP.
Incident: Jul 2025
Aug 2022

The contact owns a 2019 GMC Sierra 2500. The contact stated while driving 45 MPH, the stabilitrak stopped functioning properly. The contact stated no warning light was illuminated. The contact took the vehicle to the local dealer, where it was diagnosed with needing to reset the computer electronic system. The vehicle was repaired but continued to experience the failure. The contact stated he was also smelling battery acid inside the cabin of the vehicle. Upon investigation, the contact associated the failure with NHTSA Campaign Number: 21V496000 (Engine); the VIN was included. The manufacturer had been informed of the failure. The failure mileage was approximately 32,000.

Type: Vehicle, Vehicle: 2019 GMC SIERRA 2500, Manufacturer: General Motors, LLC
Incident: Feb 2020
Oct 2020

TL* THE CONTACT OWNS A 2019 GMC SIERRA 2500. THE CONTACT STATED WHILE DRIVING 5 MPH UP HILL, THE LOW COOLANT AND DEF (DIESEL EXHAUST FLUID) WARNING LIGHTS ILLUMINATED. THE CONTACT STATED THAT THE VEHICLE SHIFTED INTO LIMP MODE. THE CONTACT REVERSED TO LEVEL GROUND AND DECIDED TO DRIVE TO ANOTHER ROUTE TO HIS DESTINATION. THE VEHICLE WAS TAKEN TO PREMIER GMC, LTD. (2000 EASTERN RD, RITTMAN, OH 44270, (888) 564-1107) AND THE DEALER WAS MADE AWARE OF THE FAILURE. THE VEHICLE WAS NOT DIAGNOSED NOR REPAIRED. THE MANUFACTURER WAS INFORMED OF THE FAILURE. THE FAILURE MILEAGE WAS 12,200.

Type: Vehicle, Vehicle: 2019 GMC SIERRA 2500, Manufacturer: General Motors, LLC
Incident: Oct 2020
Mar 2020

RECALL WAS ISSUED APRIL 25 2019, AS OF TODAY ALMOST 1 YEAR LATER GM IS STILL SAYING I CAN'T GET IT DONE. YET THEY ARE BUILDING AND SELLING VEHICLES WITH UPDATED PARTS IN THEM.

Type: Vehicle, Vehicle: 2019 GMC SIERRA 2500, Manufacturer: General Motors, LLC
Incident: Apr 2019
Jan 2020

MAKING TICKING NOISE FROM THE ENGINE WHEN IN MOTION.NEW CAR. BOUGHT TWO MONTHS AGO WITH 40000 MILES

Type: Vehicle, Vehicle: 2019 GMC SIERRA 2500, Manufacturer: General Motors, LLC
Incident: May 2020

Trend Over Time

Complaints by year

Quick Summary

The 2019 GMC Sierra 2500 has 5 Engine complaints on file. Review the timeline above for detailed owner experiences.