David "Diesel Dave" Kiley is one of the stars of the "Diesel Brothers" show along with David "Heavy D" Sparks. Recently, David Sparks was arrested and had legal troubles related to a Clean Air Act lawsuit concerning emission modifications on diesel vehicles. However, Diesel Dave himself was involved in a serious accident where he was thrown from a cab onto soft snow and survived a potentially fatal fall. This event was described as a near-death experience that profoundly affected him. There is no indication that Diesel Dave is currently facing legal issues like David Sparks. The news mainly focuses on David Sparks' arrest and legal battles, while Diesel Dave's recent story involves surviving a dangerous accident.
In summary, Diesel Dave is alive and recovering from a serious accident, while his co-star Heavy D has been arrested due to legal issues involving environmental law violations.