I'm not quite sure I understand your question. If the daytime running light indicator on the dash is flashing, it generally means that a headlight lamp has burned out.
Maybe you can give us a little more information about what's happening.
The horn is underneath the front right light bulb remove the light bulb and its underneath a rubber like sheet.
if it keeps flashing on and off
To change the license plate light on a Pontiac Sunfire, first remove the cover over the bulb with a small screwdriver. Gently push on the bulb and turn 1/4 turn to remove the old bulb. Insert the new bulb and snap in the cover.
You have a turn signal light-bulb out .
You have to take the whole light out and replace the bulb. Then make sure the lights are realigned.Its not that hard to do.
The "BRAKE BULB" light means that a brake bulb is not working and may require replacing.
You must first remove the trunk door facia. (This is the part with the "Pontiac" lights in it.) Then you can get to the bulb to replace it.
Which bulb, exactly?
You either have a short in the wire or a filament in the bulb is making intermittent contact .
when the glow plug light is flashing during driving it is not the plugs that need replaced it normally means you have a bulb blown most commonly one of your sidelights and once replaced your glow plug light will stop flashing
The headlight of yourÊ2003 Sunfire is probably dimming because the bulb is dying. ÊYou will need to have this bulb replaced.
If you mean just the bulb, they are accessed from the trunk. Pull the carpet away from the back of the car and untwist the bulb holder. Replace the bulb and screw the holder back in.