With all the issues we see on those junked out cars on the road, we ask ourselves if it's legal to drive like that. There are actually 7 problems that make your car, truck or SUV illegal to drive. Keeping Our Vehicles in Great ShapeWe want our car or truck running in tip-top shape. READ MORE: 7 Easy Steps to Help Reduce the Heat in Your Car in East TexasThese 7 Problems Make Your Car Illegal to Drive in Texas We've seen it on the streets of East Texas, cars with busted windshields, only one headlight working or other issues. Those issues could and should result in a ticket as there are seven vehicle problems that are illegal to drive with.