1997 Buick LeSabre Owner's Manual - Page 113

Sun Visors Dual Sun Visors Illuminated Visor Vanity Mirrors (If Equipped) Each sunvisor has two parts,so that both the windshield and door glass can be shaded sametime. There is at the also a tinted transparent extension that may be pulled out from the outer sun visor. When you open the cover to either passenger's or the tr driver's visor vanity mirror, the lamps will u n on. The brightness of the lamp can adjusted by sliding the be switch up or down. 2-53