Chilton Library Online
Photographs, diagnostics designed by instructors, step-by-step repair procedures, maintenance schedules, wiring diagrams, recalls, and Technical Service Bulletins (TSBs) for automobiles and light trucks.

MasterFile Premier  
The Ebsco database has access to such periodicals (magazines, newspapers, journals) as Automotive News, often with full-text.

National Highway & Safety Administration  

Search for vehicle safety information, recall notices, and more on this United States government website.