Depends if it is an auto or manual. Never seen a manual in that model. Standard ATF will work.
Auto trans fluid (atf)Auto trans fluid (atf)
No, use only Mopar ATF+4.
dot 3
mercron / dextron iii. its the standard automatic fluid
+4 trans fluid
Use Harley trans Fluid or Harley Formula +
use, DEXRON III automatic transmission fluid
You must use-- DEXRON III Trans. fluid
look on cap/dipstick or just use auto trans fluid
Mopar ATF + 4
Look on the brake fluid reservoir cover, it should have the type of fluid required labeled on it. Most autos use dot 3 as I am sure your Impala does, unless it has a special brake system.
Mopar ATF+4