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Home >> Buick >> 1991 >> Reatta 2D Convertible >> Repair and Diagnosis (Single Page) >> Body & Frame >> Headlight Doors - Automatic >> Testing >> Notes

Headlight Doors - Automatic: Testing: Notes

CAUTION: HDM contains solid-state circuitry. DO NOT apply voltage (ohmmeter or other source) to HDM internal circuits.
NOTE: Before testing headlight door system, repair headlights if they remain on all the time or do not turn on at all.