Repair Safety Notice:
This information is for general instructional purposes only. Vehicle repair can be dangerous.
Verify all information, follow manufacturer service procedures, use proper tools and safety equipment,
and consult a qualified repair shop when needed.
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DOCHAGERTY
CAR REPAIR CONTRIBUTOR
9,603 POSTS
MBZ has taken another route in changing the oil in their cars, they recommend using an extraction tool that pulls the oil out through the oil dipstick tube, which might be why you aren't seeing a drain plug anywhere on the sump.