134a
It originally used dex-cool from the factory.
prism of quartz
The factory coolant is a red, five year, HOAT type coolant.
regular "green" coolant
Dex cool coolant.
I would flush the cooling system with the heater on, thermistat removed, then rinse and put regular green coolant in it.
Your 1993 Toyota AC: is fuel by Freon. Freon and a recharge kit can be obtained from most auto-parts stores.
The Mopar coolant is red, five year, hoat type. Zerex sells it as GO5.
extende life coolant
Red ELC.
The primary coolant type used for a 2008 Dodge Grand Caravan 3.8 is G-05. It is a synthetic coolant with an orange appearance.
The Orange Dexcool