Oldsmobile Bravada 2002 Owner's Manual page 273

3. Fill the radiator with the proper DEX
coolant mixture, up to the base of the filler neck.
See "Engine Coolant" in the Index for more
information about the proper coolant mixture.
5-16
R
-
4. Then fill the coolant recovery tank to the
COOL
FULL COLD mark.
5. Put the cap back on the coolant recovery tank,
but leave the radiator pressure cap off.