Check your fuses first and then check your relays. Then the bulbs and then the switch! If that doesn't work, scoot on over to Smokinvette.com and post this question in the C5 technical section. Good luck!
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replace fuse
The fuse is blown. They put the dash lights and tail lights on the same fuse so that if you are driving at night the absence of the dash lights will be made relevent to you in order to get your tail lights fixed.
generally at night.
check the Bulbs
I have no dash lights or gage lights that come on in my 1982 corvette, what could be the problem ? i checked all fuses.
CHECK THE FUSE PANEL DASH & TAIL LIGHTS WORK FROM SAME FUSE
Check the park lamp fuse.
Check fuse Could be a bad switch
To force the dash lights to stay bright on a 1984 Corvette, simply turn the dial to its highest setting. The dial can be found to the left of the steering wheel. On some makes, however, the dial is located near the odometer.
Where is the Dash board lights fuse of ford mondeo 2002 lx
check your fuses?