Browse the complete topic-filtered manufacturer and model library for persistent check-engine lights and onboard diagnostic faults. Every name is used only to help California drivers reach the correct documentation path.
Choose a vehicle manufacturer
How to use the model library
Select the manufacturer and then the exact model or powertrain. Verify the VIN, model year, warranty, and repair history before relying on any general source. These hubs organize evidence and do not claim that a listed vehicle has a defect.
Primary references
- California Civil Code section 1793.2
- California Civil Code section 1793.22
- NHTSA VIN-specific recall lookup
Attorney Advertising. This educational page does not state that a manufacturer or model has a defect, qualifies under California law, or will obtain a particular result. Warranty terms, repair orders, mileage, downtime, and the unresolved condition require individual review. Submitting a form does not create an attorney-client relationship.