1995 GMC Safari Owner's Manual - Page 60

There are several ways to lock and unlock your vehicle: From the outside: Use your door key. From the inside: To lock front doors and sliding side door, slide the lock leversdown. To unlock the front doors andthe sliding side doorfrom the inside: Slide the lock levers up. Rear doors cannot be manually locked from the inside. To unlock the rear hatch and Dutch doors from the inside: Push the top of the HATCH REL switch.