Is there anything I can do to increase illumination of my dash lights? on 1993 GMC Vandura 2500

Is there a way to increase the brightness of my dash lights?

Asked by for the 1993 GMC Vandura 2500
You have a brightness control for the dash lights that after age of 18 years it may be failing. Have it checked and replace as needed.
1 more answer
Replace the headlight switch. Make sure you disconnect the battery first.