Move the lightswitch to the upright position on the left side of your steering wheel.
reverse black and red wires
The Optispark distributor is notorious for causing this problem.
bad switch or vacuum leak
there may be a problem with the torque converter or there is a short in a wire some where
If it will not start, replace the fuel filter.
Had the same problem and come to find out that it was the cars computer malfunctioning.
We had the same problem with our 1999 and it turned out it is actually behind the ashtray in the dash. Hope this helps, Christine
I presume you're asking about a daylight running light switch? As far as I know, there is no such switch in a Sunfire. They're on when the car is running and is gear. FriPilot
2001 GMC Savanna Van Daylight running lights. Do I need to disable the daylight running lights so I can install HID lighting system, for it to work?
Day time running lights?
Check the fuel filter. If your pump went bad, there's a good chance the filter is now very clogged.