A 1995 Buick LeSabre takes 7.4 quarts of transmission fluid. Dextron lll transmission fluid is recommended for use in the Buick LeSabre.
dexron III
A 2005 Buick LeSabre automatic transmission requires 7.4 quarts of Dexron III fluid.
Dexron vi Remove and examine the transmission dip stick. It will tell you what fluid is required.
Any Dextron past version three should be compatible with what you should be using.
The same place the transmission fluid dipstick is. Be sure that you actually need to add fluid or you can cause serious damage to your transmission.
NO the transmission fluid will cause the seals in the pump to leak
5 to 7 for a fluid change Add 3 to 5 for a rebuild.
The transmission is a good place and the fluid is normally installed by using the dipstick tube which at the rear of the engine near the firewall.
7 to 7.5L of dexron 3
it takes 8 quarts of fluid
Dextron/mercron. Pull the dipstick & read what is imprinted on it.