Headlight lens is glass. Headlight door is plastic surround. I would check the connector for the seat motors. If everything went at once and the fuses are OK, then you've lost a major connecton. Another possibility is door connector or wiring to switch.

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Jeff Lawrence
1989 300e
2000 Dodge Grand Caravan SE
No matter what you fix, there will always be something else to fix..
"Warranty" is just another way of postponing the inevitable.