M642 Alternators

The alternator on a Mercedes-Benz OM642 3.0L V6 Turbo Diesel engine (found in models like the E320/E350 CDI, ML320/ML350 BlueTEC, GL350, R350, and Sprinter vans) is a high-output 180-amp heavy-duty unit. While the alternator itself is mechanically robust, its placement makes it vulnerable to external engine issue