One problem related to headlights turn off while driving has been reported for the 2015 GMC Sierra 3500. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2015 GMC Sierra 3500 based on all problems reported for the 2015 Sierra 3500.
The contact owns a 2015 GMC Sierra 3500. The contact stated that a snow plow was installed by a dealer however, after the installation, the instrument panel was dim and the headlights failed to illuminate. The technician uninstalled the snow plow and the vehicle resumed to function as normal. The technician then reinstalled the snow plow a second time but the failure recurred. The manufacturer was made aware of the failure. The failure mileage was 10,000.
| Electrical System problems | |
| Headlights Turn Off While Driving problems |