Table 1 shows two common exterior lighting related problems of the 2018 GMC Sierra. The number one most common problem is related to the headlights (two problems). The second most common problem is related to the exterior lighting (one problem).
| Problem Category | Number of Problems |
|---|---|
| Headlights problems | |
| Exterior Lighting problems |
Tl- the contact owns a 2018 GMC Sierra denali. The contact stated that both front headlights on truck vibrate and bounce, especially the passenger side. The contact stated when driving on a rough road it makes it difficult to see the road, in addition when incoming traffic is coming from opposite Read details...
Tl the contact owns a 2018 GMC Sierra denali. The contact stated that while driving at night, the headlamps failed to adequately illuminate the roadway. The vehicle was taken to murdock Chevrolet Buick GMC Cadillac located at (1955 main st, logan, ut 84341, (888) 470-5760) where the technician Read details...