Five problems related to engine and engine cooling have been reported for the 2019 GMC Sierra 2500. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2019 GMC Sierra 2500 based on all problems reported for the 2019 Sierra 2500.
The contact owns 2019 GMC sierra hd . The contact stated while driving 10mph the vehicle became inoperable and shut off independently . The vehicle was towed a dealer where it was diagnosed the fuel pump control module needed to be replaced. The vehicle was not repaired. The manufacturer was notified of the failure. The approximate mileage was 33,000.
The contact owns a 2019 GMC Sierra 2500. The contact stated while driving at various speeds, the vehicle lost motive power. The coolant fan seized and failed to operate as needed. There were no warning lights illuminated. The vehicle was towed to the local dealer to be diagnosed. The contact was informed that the check engine warning light was illuminated, and the knock sensor, coolant fan clutch, injector #6, and unstated wiring harness needed to be replaced. The dealer informed the contact that the parts to repair the vehicle were on back order. The vehicle was not repaired. The manufacturer was contacted and opened a case, but no additional assistance was provided. The failure mileage was approximately 87,000.
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 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 cab of the vehicle. Upon investigation, the contact associated the failure with NHTSA campaign number: 21v496000 (engine) and the VIN was included. The manufacturer had been informed of the failure. The failure mileage was approximately 32,000.
4x4 low range has no power. I have never seen such a weak pulling truck when in low range.
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.
| Engine And Engine Cooling problems | |
| Engine Exhaust System problems | |
| Engine Clicking And Tapping Noises problems |