You can choose to activate access to TractorTrailer or MediumTruck truck repair shop software separately, or combine your access for the most comprehensive repair information resource available in the industry today. Features that will help boost your productivity include: • Wiring Diagrams – Our exclusive full-color, scalable wiring diagrams are the industry’s best – nothing else comes close, or makes troubleshooting so much less troublesome. • Photos – Take the guesswork out of repair jobs. Full-color high resolution digital pictures of components, connector views and locations mean you’ll have the best real-world insights, before you even pick up a wrench. • Specifications – No more hunting around for specifications separately — with context-sensitive specifications, torque specs are always available for your current lookup. • User-friendly Interface – Tired of trying to remember each OEM’s particular approach to information?