Anonymous posted an answer for this 2003 Mercury Grand Marquis:
"My 2003 Mercury Grand Marquis has the same problem. We found out it was the headlight..."
Anonymous posted an answer for this 2003 Mercury Grand Marquis:
"I have a 2003 Mercury Grand Marquis that has the same Headlight problem. We found out it..."
Anonymous posted a question about 2003 Mercury Grand Marquis:
"all lights work but my headlights dont, I can pull back on the high beems they work but..."