Mercedes-Benz 2004 G 500 Operator's Manual page 291

Insert a pin 1, e.g. ball point pen, into
the covered opening.
Perform the following two steps simul-
taneously:
Push pin 1 down.
Move gear selector lever from
position P.
Remove pin 1.
The cover returns to its closed position af-
ter moving the gear selector lever to posi-
tions D+ and D-.
i
The gear selector lever is locked again
when moving it to position P.
Practical hints
Unlocking/locking in an emergency
291