One problem related to 12v/24v/48v battery has been reported for the 2019 GMC Sierra 1500. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2019 GMC Sierra 1500 based on all problems reported for the 2019 Sierra 1500.
The contact owns a 2019 GMC Sierra 1500. The contact stated that while driving at an undisclosed speed, the check engine warning light illuminated. Additionally, the battery was draining quickly and was replaced. The vehicle was taken to the dealer, but the dealer could not duplicate the failure. The vehicle was then taken to an independent mechanic and diagnosed with brake system failure. The vehicle was not repaired. The manufacturer was made aware of the failure and referred the contact to the dealer for diagnostic testing. The failure mileage was approximately 13,000.
| Electrical System problems | |
| Software problems | |
| 12v/24v/48v Battery problems |