If you're looking for a tool to help you troubleshoot and potentially fix car problems yourself, MechanicBotAI is an excellent option. This AI-powered car diagnostic tool diagnoses cars with high accuracy in 30 seconds or less, free of charge. Just input your car's make and model, describe the problem in two questions, and you'll get a diagnosis in 5 seconds. It’s designed for car owners who want to quickly identify issues and potentially fix them without needing extensive car knowledge.
Another useful resource is Bumper, an information retrieval system that provides detailed vehicle history reports and VIN decoding. While it's more focused on buying, selling, and maintaining a vehicle, its detailed reports on accident and salvage records, maintenance needs, and market value can be highly informative for car owners looking to make informed decisions about their vehicle's past and future.