Headlights work but all other lights are not working. AC and heating not working.Where to look for problem?

Asked by Nov 07, 2015 at 01:56 PM about the 1999 Mercury Grand Marquis

Question type: Maintenance & Repair

2 Answers


Have you checked the fuse box for bad fuses? I would start there. Did everything quit all at once?

Fuse box was checked and all bad fuses replaced. But the issue didn't go away. It was intermittent for a while and eventually all cut out.

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