An OEM tank for the '89 La Sabre has a capacity of 18 gallons according to one internet retailer.
In the fuel tank
The fuel pump is inside the fuel tank.
What size gas fuel tank does a 2001 Buick lasabre have
You have to drop the gas tank to get to it
In the fuel tank. Need to drop it down and remove from the top.
18 Gallons About $54.00 or 18 gallons
Fuel pump is in the fuel tank !! tank mst be removed to replace.
In the fuel tank
Drop the fuel tank.
Yes you do and its a pain
18 US gallons!
there is a evap tank solenoid mounted on top of fuel tank. at certain times the ecm pressure tests the fuel tank and hoses to make sure you are not losing fuel vapors to atmosphere if you fill your car with fuel with engine running it can set this code. also