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A factory GM system which uses R134a Freon...........
r134a
R134a
5w30
R134a
R-134
Takes dextron 3
SAE 5w30 any major brand. Use High Mileage oil if you have over 100,000 miles on the odometer.
On the THM440-T4 the refill capacity is 6 Qts on a basic drain and filter replacement. Draining the converter and the cooler will require and additional 4 Qts for a total dry capacity of 10 Qts. Fluid type is either Dextron VI or Dex/Merc.
R134a
Omni, Oldsmobile,
it doesen t use regular antifreeze, you have to use dexcool, its orange color