Sorry, the NHTSA has not posted this TSB document yet.
You can still get the detailed info from Mercedes-Benz for this TSB. Call your local Mercedes-Benz dealer's service department & ask for a copy of TSB# LI-05-20-P.
Affected Component: ENGINE AND ENGINE COOLING:ENGINE
MERCEDES-BENZ: THE MALFUNCTION LIGHT IS ON WITH MULTIPLE POSSIBLE TROUBLE CODES STORED. THERE COULD BE A PROBLEM WITH THE CAMSHAFT AND/OR SCORING OF A PISTON. *RM