One problem related to lane departure 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.
Tl the contact owns a 2019 GMC Sierra 1500. The contact stated that the back up camera was faulty. The features worked intermittently and would not complete all views of the rear of the vehicle. The screen turned blue and "service back up system" appeared on the camera screen. The contact stated that the vehicle also had a lane assist sensor; however, the seat would not alert the contact or vibrate when he drifted out of the lane. The vehicle was driven to home dale schwartz GMC (145 willow Ave, honesdale, PA 18431, (570) 253-4222) where it was diagnosed that a new module needed to be installed in the rear seat. The contact did not know what side of the rear of the seat the module needed to be placed. The vehicle was not repaired. The mechanic ordered the new module and stated that it would arrive in three weeks. The manufacturer was made aware of the failure. The failure mileage was 1,800. The VIN was unknown.
| Lane Departure problems | |
| Warning problems |