Lighting Question

Ok This Is A Strang Question I Just Got My Alero On The Road Today Well After Driving Tonight When It Was Dark My Instrument Panel Cluster Lights Dont Work Well I Should Say Some Of Them Dont Work I See The Gear Lights On And All Other Light Are On Inside The Car But The Lighting Where You See Your Speed Are Not Working They Where Working A Day Ago Any Idea's

Thanks Anyway Guys I Have Fixed This Prob Myself Turn Out There Was A Hidden Led Swich For The Clear Out Gages