Go to your local junkyard and they allow you to search those vehicles for matching parts.
On the upper firewall on the driver's side
It's not on a track, the 1999 Regal windows have cables, therefore, you will have to replace the window motor.
at the bottom of the radiator on the driver's side.
Complete instructions with photos:
Buick Regal was created in 1973.
P0410 2002 buick regal
which fuze controls the air in a buick regal
Freon valve on my 1989 Buick Regal Custom 3.1 V-6 located on driver side under the area of battery tray. Hope this helps!
Master cylinder, upper firewall, driver's side.
On the driver`s side under the steering wheel to the left
4" in dash 4x6" in door and 6x9" in the back window
where is the thermostat located on 95 buick regal