Having problems with your 1994 Buick Regal Gran Sport ?
1994 Buick Regal ,brake light in rear window works but the others don't?
I would check the bulbs, I just had a Cadillac with the same problem, the bulbs looked good, but both were actually bad.
Repair Help & Product Troubleshooting for 1994 Buick Regal Gran Sport
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