1997 GMC Safari Owner's Manual - Page 115

Mirrors Inside Daymight Rearview Mirror Outside Mirrors Adjust your outside mirrors so you can just see the side of your vehicle. d Some mirrors are manually adjustable. The optional electric mirrors come with a remote control adjustment switch. Find the switch on the driver's door. You can adjust the mirror for day or night driving. Press the tab forward (away from you) for day driving. Pull the tab back (toward you) for night driving. To move a mirror, turn the knob in the middle of the control to L for the driver's side mirror or to R for the passenger's side mirror. Then press the four-way pad to move the mirror in the desired direction.