On my 1994 Lesabre it is under the dash about center at edge of carpeting
On my 1990 Buick Lesabre it is on the underside of the dash in the middle of the car. Go to you ash tray and look under the dash. There will be a rectangular hole through the plastic and the plug will be in there.
Refer to dash removal of a '94 Lesabre. The only difference is you have to remove a the glove box and the vent to the right on a '93.
probably on dash
Yes you can. The only difference between the Custom and the Limited is the trim level (Seat fabric, wood grain, etc.) Everything else is interchangeable.
they are 4x6 rear speakers are 6x9
yes.under left side of dash
fuse #44 behind left side of dash
The fuse box on a 2000 Buick LeSabre is located in the side of the dash on the drivers side. You will have to open the door to pull the cover off of it. The fuses are then labeled.
The 2005 Lesabre has the blower motor mounted under the dash. It is under the glove box on the firewall behind a panel.
LOOK WAY UP UNDER THE DASH NEXT TO THE STEERING COLUMN
If you look under the dash by the brake petal there is a fuse box and a diagram is on the cover of it.