More than likely Dexron 3. Check your owners manual or call a GM dealer to be 100% sure. Most GM vehicles tell you what type of trans fluid to use on the trans dipstick itself.
Dexron 3
Dextron II fluid.
A 1983 Chevy Blazer transmission will hold 12 quarts of transmission fluid. The manufacturer recommends using a. SEA certified transmission fluid.
type of fluid for 5 speed manual transmission
700r4 if its an automatic
Th-700 r4
Dextron II .
DEXRON II
automatic transmission fluid,preforably a synthetic or synthetic blended fluid.
as long as it is an automatic transmission, you put ATF in
Dextron III
dextron 3