What transmission fluid does a 1995 buick skylark need?

What transmission fluid does a 1995 buick skylark need? And how many quarts? Thanks!|||its now up to dexron 6 and ok to use all the way back to the 50's and is the trans completely empty if it is about 9 qts if not then about 5.1/2|||same as my 88 oldsmobile, dextron 3. when i changed my transmission fluid and filter it took almost 6 quarts. but i drained the torque converter too.|||Dex III