1998 Chevrolet Express Van Owner's Manual - Page 116

Mirrors Inside Daymight Rearview Mirror Pull the tab under the mirror toward you to reduce glare from headlamps behind you after dark. Push the tab away from you to restore mirror to original position. Select the mirror you want to move by rotating the switch to the right to adjust the passenger side mirror and to the left to adjust the driver side mirror. The center position is neutral. Outside Mirrors Adjust your outside mirrors so you can just see the side of your vehicle, and have a clear view of objects behind you. Some mirrors can befolded in to enter narrow doorways. Electric Outside Rearview Mirrors (Option) If you have electric mirrors, they can be adjusted to point where you want from inside the vehicle. Then, adjust the mirror angle by pressing the outer arrows on the switch until the mirror adjusted where is you want it. 2-45