GMC 1996 Savana Van Owner's Manual page 62

Child Security Locks
Child security locks are located on the passenger side
rear cargo door, the side sliding door or the front portion
of the 60/40 side swing out door.
$
SECURITY
LOCK
Printed In U.S.A.
Rear Cargo Door
With this feature, you can
lock these doors so they
can't be opened from the
inside by passengers.
Move the button down to
engage the security
feature. Move the button
up to return the door locks
to normal operation.
I -
L
I I
Side Sliding Door
Move the button to
the left to engage the
security feature. Move
.
the button to the right to
return the door locks to
normal operation.