Per previous GM Authority coverage from March 2023, the illuminated door sill plate feature was unable to order on the GMC Yukon due to a parts constraint. Now, after more than a year of ...

As far as parts go, the sills—the thresholds below the doors—aren't the sexiest parts of a car. Largely invisible, they seldom command attention until they aren't there. A body really isn't right if ...

General Motors has started a Customer Satisfaction Problem to address an issue regarding the optional illuminated door sill plates on the 2021 model-year Cadillac XT4 luxury subcompact crossover. The ...