GMC 1999 Savana Van Owner's Manual page 114

Camper-Type Mirrors (If Equipped)
2-46
If your vehicle is equipped
-
with the camper type
mirrors, they can be
adjusted so you can have
a clear view of objects
behind you.
1. To adjust the mirrors
when towing a trailer,
rotate the mirror by
pushing the mirror
head toward the front
of the vehicle.
2. Rotate the mirror
head, so that the
mirror surface faces
the rear of the vehicle.
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