What is the difference between MUCAR VO7 and MUCAR VO7S?. As the upgraded version of the MUCAR VO6, the VO7S Car Diagnostic Scanner provides MUCAR VO7 S adds more cars than MUCAR VO7 —that's all. The MUCAR VO7S OBD2 diagnostic tool automatically scans all vehicle systems and subsystems—including Body, Chassis, Powertrain, Fuel System, Light System, and more.
