Mercedes Benz Wis Online -

WIS is heavily hyperlinked. If the instruction says, "Remove the fuel tank... (see WIS doc GF47.30-P-0012G)," you click that link. Do not skip this. The main document usually omits the removal of parts that are in the way, assuming you will open the sub-document.

Real-Time Updates: You always view the most recent version of a repair document. Mercedes Benz Wis Online

A $275 annual subscription to Startekinfo is cheaper than one hour of dealership diagnostic time. WIS is heavily hyperlinked

WIS is a massive database, and "WIS loves groups." The system organizes information into numbered groups (e.g., Engine, Transmission, Electrical System), making it easier to navigate once you understand the hierarchy. For collision centers and specialized shops, these tools are indispensable for restoring a vehicle to its original factory specifications safely and accurately. Workshop Information System (XENTRY WIS) Do not skip this