Sir, the fuse box is located just left of the steering colunm on the front of the lower dash console, just below the headlight switch. On the leftmost side of the console are two plastic pins that twist and pull out. Then you can detactch the panel (not too hard, because the alarm indicator is wired to this, don't yank on it) and have access to the fuses. .
My 1990 LeSabre's fuse box is located behind the glove compartment. It's easy enough to access by folding the rubber stoppers forward and laying the glove compartment down.
Actually, the main fuse box is located to the left of the steering column, and there are other fuses behind the glove compartment, as well.
The fuel pump relay on a 1996 Buick LeSabre can be found underneath the hood. The fuse will be in the fuse box.
AnswerThe fuel pump fuse on a 1990 buick lesabre is on the passenger's side, under the glove box. When you look under the glove box, you will see a black cover under the dash that stretches across 3/4 of the car. (There is another cover under the steering wheel.Remove the passenger side cover. Looking underneath the glove box, you will see a fuse box to the far right side. You will likely need a flashlight to see it.In my 1990 buick lesabre, there are 3 fuses at the bottom of that fuse box, and the center fuse is the one for my fuel pump. It is a 20 amp fuse.
Fuse box on 1990 Buick Centur is in dshboard by glove compartment
Under the back seat
Left side of dash, remove panel for the fuse box then unclip fuse box and push it forward. Flasher is in a retaining clip attached to the steering column.
A Passenger side of engine compartment, near the firewall. It should say fuse on it.
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.
autozone.com has alot of helpful info
If you look under the dash by the brake petal there is a fuse box and a diagram is on the cover of it.
The ECU is located behind the glove box upper left!
in the fuse box
where are the heater fuses located in a 1995 buick lesabre. the cover for the pasenger fuse box is missing