Mercedes-Benz GL-Class 2007 Owners Manual - Manual (Page 552)

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Technical data
Identification labels
Second-row seat
4 VIN
̈ Fold the carpet forwards.
The VIN 4 is now visible.
5 Emission control information label,
includes both federal and California
certification exhaust emission
standards
6 Engine number (engraved on engine)
7 Vacuum line routing diagram label
8 VIN, visible (lower edge of windshield)
i When ordering parts, please specify vehicle
identification and engine numbers.