How much fluid do you need to change trans filter on 02 Buick lesabre?

To change the transmission filter on a 2002 Buick LeSabre, you'll typically need around 4 to 6 quarts of Transmission Fluid to refill the system after the filter change. However, it's advisable to check the owner's manual or consult a repair guide for the specific fluid capacity, as it can vary based on whether you are doing a complete fluid change or just replacing the filter. Always use the recommended type of transmission fluid for your vehicle.