Headlight Twilight Off...Daytime Running Lights Stuck On

by JEFF THOMPSON
(INDIANAPOLIS, IN, USA)

After changing a headlight bulb, Twilight mode off, rotated headlights / parking lights switch and depressed fog....all worked both front and rear. Second time attempted cycle, DRL (Daytime Running Lamps stayed on, parking (front and rear) nor fog or instrument panel will illuminate....DRL remained on.

with Twilight On...Everything works as advertised.
With Twilight Off...DRL remains all....the manual light switch, fog, nor instrument panel works....
IT IS LIKE THE DRL IS STUCK ON

Per owners manual, page 2-47, Exterior Lights, Daytime Running Lamps, it states: When the DRL is on, only the front turn signal lamps will be on. The headlamps, taillamps, sidemarker and other lamps won't be on, including instrument panel lamps.

Chris Trautman @ Corvette Assembly Plant 2019

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