2003 MERCURY MARQUIS
128,000 MILES
Avatar
CONNERWILLIAMS1
  • MEMBER
  • 1 POST
using a tester i was able to find the power supply line to my headlight switch, when i turn on the switch i can not find the power out line but the the headlights are on
Dec 8, 2012 at 7:07 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
Advertisement