1998 Chevrolet Venture Owner's Manual - Page 135
1998 Chevrolet Venture Manual
Page 135 highlights
TIf your vehicle is facing downward on a steep grade (15 percent ormore), the door may not stay openand could slam shut,possibly injuring does not slam someone. To make sure the door shut, turn on the power sliding door feature. Then if the doorcloses, it will closeunder the control of the power door system. I To manually close the power sliding door when the override feature is disabled, pull the inside or outside handle or the edge of the door. Move the door about 4 inches (10 cm) toward the closed position and release. The door will close completely and latch for you. To manually close the power sliding door when the override feature is enabled, pull the inside or outside handle and slide the door all the way forwardto the latched position. 2-18