Mercedes-Benz 2008 M-Class Operator's Manual page 512

4 Seat cushion
5 Floor cover
6 VIN
Fold the seat cushion 4 forward
( page 270).
Fold floor cover 5 in direction of the
arrow.
The VIN 6 is now visible.
i
When ordering parts, please specify vehicle
identification and engine numbers.
7 Emission control information label,
includes both federal and California
certification exhaust emission
standards
8 Engine number (engraved on engine)
9 VIN (lower edge of windshield)
Technical data
Identification labels
511